Solve 18-23


30+ points

Solve 18-23 30+ Points

Answers

Answer 1

Answer:

-5

Step-by-step explanation:


Related Questions

Convert 2 pints into milliliters. Round your answer to the nearest whole number.

Answers

Answer: 946 ml

Step-by-step explanation: 1 pint= 473.2

2*

473.2= 946.4

=946 ml

andreas höring and thomas peternell. algebraic integrability of foliations with numerically trivial canonical bundle

Answers

Andreas Höring and Thomas Peternell have made significant contributions to the study of algebraic integrability of foliations with numerically trivial canonical bundle.

Andreas Höring and Thomas Peternell are mathematicians who have made significant contributions to the study of algebraic integrability of foliations with numerically trivial canonical bundle.

Algebraic integrability refers to the property of a foliation (a geometric structure defined on a manifold) to have certain algebraic properties. In particular, it relates to the existence of rational functions that preserve the foliation structure.

A foliation is said to have a numerically trivial canonical bundle if the line bundle associated with the canonical divisor of the foliation has degree zero on every curve. The canonical bundle is a fundamental object in algebraic geometry that captures the intrinsic geometry of a variety.

Höring and Peternell have studied the algebraic integrability of foliations with numerically trivial canonical bundle from various perspectives. They have investigated the existence and properties of meromorphic first integrals, which are rational functions that preserve the foliation. These integrals play a crucial role in understanding the dynamics of the foliation.



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Complete question:

Aandreas höring and thomas peternell. algebraic integrability of foliations with numerically trivial canonical bundle. prove that the the algebraicity of leaves for sufficiently stable foliations with numerically trivial canonical bundle.

Please , please , please help me. worth 10 points ​

Please , please , please help me. worth 10 points

Answers

The value of cos(b°) for the dilated triangle is 4/5

What is an equation?

An equation is an expression that shows how numbers and variables are related to each other.

Trigonometric ratios show the relationship between the sides and angles of a right angled triangle. If two triangles are similar, their corresponding angles would be congruent.

Triangle JKL was dilated by 3. The resulting dilated angle would have the same measure (congruent). Hence:

tan(b°) = sin(b°) / cos(b°)

Substituting:

3/4 = 3/5 ÷ cos(b°)

Cos(b°) = 4/5

The value of cos(b°) is 4/5

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A coach is ordering shirts for a team
.The coach pays a on time fee of $24.
.The coach also pays $8 for each shirt ordered
Which function can be used to find c, the total amount the coach pays in dollars wen k shirts are ordered?
F C=8K+32
G C=8K+24
H C=32K+8
J C=24K+8

Answers

Answer:

g

Step-by-step explanation:

Answer:

Step-by-step explanation:

what is the ending value of sum, if the input is: 2 5 7 3? all variables are integers. a. 5 b. 10 c. 15 d. 12

Answers

12 is the ending value of sum, if the input is: 2 5 7 3. all variables are integers.

An integer is a whole number with no fractional or decimal components. It is a subset of the real numbers, and can be either positive, negative, or zero. An integer can be written without a decimal point, and can be expressed as an exact, repeating number in a fractional or decimal form. Examples of integers include -2, 5, 0, and 17.

Integers are a special type of whole number that are used to represent counting numbers, negative numbers, and zero. They are a subset of the real numbers, which are any number that can be represented on a number line. Integers are non-fractional numbers that do not contain decimal points or other decimal components. They can be expressed as an exact number, such as -2 or 5, or as a repeating decimal or fraction, such as 3/2 or 0.75.

The answer is d. 12. To calculate the ending value of sum, we need to add up all the integers. In this case, the integers are 2, 5, 7, and 3. When added together, 2 + 5 + 7 + 3 = 17. Therefore, the ending value of sum is 17 - 5 = 12.

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Davina uses a diagram to demonstrate the Pythagorean Theorem.
3
hypotenuse
How are the squares related to the sides of the triangle?
The area of each square is equal to the square of the length of the side to which it is adjacent.
The area of each square is equal to the length of the side to which it is adjacent.
The sum of the areas of the squares is equal to the square of the perimeter of the triangle.
The perimeter of each square is twice the length of the side of the triangle squared.

Davina uses a diagram to demonstrate the Pythagorean Theorem.3hypotenuseHow are the squares related to

Answers

Answer:

the first option : The area of each square is equal to the square of the length of the side to which it is adjacent.

I need some help. can someone help please.

I need some help. can someone help please.

Answers

A.

when you graph it that's the correct one.

a when graphing it will be correct

Which inequality correctly compares One-half, Three-fourths, and Two-thirds?

Answers

Answer:

3/4<1/2<2/3

Step-by-step explanation:

This trapezoid represents the base of a right prism that has a surface area of 2112 square feet.

What is the height of the prism?

Enter your answer in the box.

ft

This trapezoid represents the base of a right prism that has a surface area of 2112 square feet.What

Answers

The height of the right prism of the surface area given as 2112 square feet is thrice the inverse of the perimeter (h=3/p ft).

The surface area of the right prism is 2112 sq feet.

The length of two parallel sides of the trapezoid is 31 feet and 13 feet and the height is 16 feet.

What is the surface area of the right prism?

If the side edges of a prism are perpendicular to its ends or the base, it is called a right prism.

The surface area of the right prism is 2×base area+ perimeter×height

area of base or trapezoid = \(\rm \frac{1}{2} \times (sum \: of \: parallel \: sides) \times h\)

\(\rm \frac{1}{2} \times (13+31) \times 16\\=352\: ft^{2}\)

The surface area of the right prism = 2B ×Ph

\(\rm 2112 = 2\times 352+Ph\\\rm 2112 \div 704 = Ph\\\)

h= 3/p ft

The height of the right prism of the surface area given as 2112 square feet is thrice the inverse of the perimeter.

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Answer:

The answer is 6ft for K12

Hi can someone plss help me with this!!!!

Hi can someone plss help me with this!!!!

Answers

First all real numbers. Second d is all real and r is y greater than 0.

A car averages 32 mpg. Gas costs $1. 97 per gallon. How much would it cost to pay for the gas if this car made a trip of 866 miles?.

Answers

The cost to pay for the gas if this car made a trip of 866 miles cost is $53.31.

A car averages 32 mpg and gas costs $1.97 per gallon.

By unitary method for 866 miles, average would be,

= 866/32

= 27.0625 miles per gallon

and the cost to pay for the gas if this car made a trip of 866 miles would be,

= 27.0625 × $1.97

= $53.31

Therefore, the cost to pay for the gas if this car made a trip of 866 miles cost is $53.31.

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Answer the following questions:
a.
1. Two numbers are in the ratio of 8: 9. Their sum is 136. What are the numbers?
2. Three numbers are in the ratio of 3: 2: 7. Their sum is 108. What are the numbers?
3. Four numbers are in the ratio 5: 6: 7: 8. The greatest of these is 24. Find the sum of
these numbers.
4. A piece of land was divided among three heirs. The eldest heir received three times as much as the youngest child, who received two times as much as the middle child. If the middle child received 12 hectares (ha) of land, what was the total area of land did they inherit?
5. The numbers are in the ratio 4: 5 and their sum is 108.
6. The numbers are in the ratio 6: 7: 8 and their sum is 63.
7. The numbers are in the ratio 2: 3: 5. The least of these is 48.
8. The numbers are in the ratio 3: 5: 7. The greatest of these is 75.
9. A class has 50 students. The ratio of males to females is 2: 3. How many males and
female students are there?
10. Cherie, Mona, and Kate shared 360 stamps in the ratio of 3: 4: 5, respectively. How many stamps did each of them have?
11. Forty marbles are in a bag. The ratio of red to yellow to blue to green marbles is
1: 2: 2: 3, respectively. How many of the marbles are colored yellow or green?
12. A tall shelf has 80 books. The ratio of fiction to nonfiction to a general reference to
children’s books is 6: 5: 2: 3, respectively. How many more children’s books are
there than general reference books?

Answers

1 Let's call the two numbers x and y. According to the ratio, x:y = 8:9, so y = (9/8)x. And since their sum is 136, x + y = 136, so we can substitute y = (9/8)x into this equation:

x + (9/8)x = 136

(17/8)x = 136

x = 64

So the two numbers are 64 and 72.

2 Let's call the three numbers x, y, and z. According to the ratio, x:y:z = 3:2:7, so y = (2/3)x and z = (7/3)x. And since their sum is 108, x + y + z = 108, so we can substitute y = (2/3)x and z = (7/3)x into this equation:

x + (2/3)x + (7/3)x = 108

(12/3)x = 108

x = 36

So the three numbers are 36, 24, and 84.

3 Let's call the four numbers a, b, c, and d. According to the ratio, a:b:c:d = 5:6:7:8, so b = (6/5)a, c = (7/5)a, and d = (8/5)a. And since the greatest of these is 24, d = 24, so we can substitute c = (7/5)a and d = (8/5)a into this equation:

a + (6/5)a + (7/5)a + (8/5)a = 24

(27/5)a = 24

a = 24 * 5/27 = 8

So the four numbers are 8, 9.6, 10.4, and 24. And the sum of these numbers is 8 + 9.6 + 10.4 + 24 = 52

4 Let's call the three heirs' land area x, y, and z. Since the eldest heir received three times as much as the youngest child, who received two times as much as the middle child, we can write the equation:

x = 3y and y = 2z

So we can substitute y = 2z into x = 3y to get:

x = 3 * 2z = 6z

And since the middle child received 12 ha of land, we can substitute z = 12 into x = 6z to get:

x = 6 * 12 = 72

So the total area of land they inherited is x + y + z = 72 + 2 * 12 = 96 ha.

5 Let's call the two numbers x and y. According to the ratio, x:y = 4:5, so y = (5/4)x. And since their sum is 108, x + y = 108, so we can substitute y = (5/4)x into this equation:

x + (5/4)x = 108

(9/4)x = 108

x = 36

So the two numbers are 36 and 45.

6 Let's call the three numbers x, y, and z. Then, we have:

x:y:z = 6:7:8

x + y + z = 63

To find the values of x, y, and z, we can use the first ratio to write x, y, and z as multiples of the same number. Let's call that number t:

x = 6t

y = 7t

z = 8t

We can use the second equation to solve for t:

6t + 7t + 8t = 63

21t = 63

t = 3

So, the three numbers are:

x = 6t = 6 * 3 = 18

y = 7t = 7 * 3 = 21

z = 8t = 8 * 3 = 24

7 Let's call the three numbers a, b, and c. Then, we have:

a:b:c = 2:3:5

a = 48 (the least of these)

To find the values of b and c, we can use the first ratio to write b and c as multiples of a:

b = 3a = 3 * 48 = 144

c = 5a = 5 * 48 = 240

8 Let's call the three numbers p, q, and r. Then, we have:

p:q:r = 3:5:7

r = 75 (the greatest of these)

To find the values of p and q, we can use the first ratio to write p and q as multiples of r:

p = 3r/5 = 3 * 75/5 = 45

q = 5r/7 = 5 * 75/7 = 50

9 Let's call the number of male students m and the number of female students f. Then, we have:

m:f = 2:3

m + f = 50

To find the values of m and f, we can use the first ratio to write m and f as multiples of the same number. Let's call that number t:

m = 2t

f = 3t

We can use the second equation to solve for t:

2t + 3t = 50

5t = 50

t = 10

So, the number of male students is:

m = 2t = 2 * 10 = 20

And the number of female students is:

f = 3t = 3 * 10 = 30

10 Let's call the number of stamps that Cherie has x, the number of stamps that Mona has y, and the number of stamps that Kate has z. Then, we have:

x:y:z = 3:4:5

x + y + z = 360

To find the values of x, y, and z, we can use the first ratio to write x, y, and z as multiples of the same number. Let's call that number t:

x = 3t

y = 4t

z = 5t

We can use the second equation to solve for t:

3t + 4t + 5t = 360

12t = 360

t = 30

So, Cherie has:

x = 3t = 3 * 30 = 90 stamps

Mona has:

y = 4t = 4 * 30 = 120 stamps

Kate has:

z = 5t = 5 * 30 = 150 stamps

11 The marbles are divided in the ratio 1:2:2:3, so there are 2 x 2 = 4 times as many yellow and blue marbles as there are red marbles. Therefore, there are 2 + 2 = 4 red marbles. Hence, there are 4 x 2 = 8 yellow and blue marbles. Furthermore, there are 3 times as many green marbles as there are red marbles, meaning there are 3 x 4 = 12 green marbles. Therefore, the total number of yellow and green marbles is 8 + 12 = 20.

12 According to the ratio, there are 6:5:2:3 of fiction to nonfiction to general reference to children's books. So the number of each category can be calculated as follows:

Fiction: 6/16 x 80 = 30 books

Nonfiction: 5/16 x 80 = 25 books

General reference: 2/16 x 80 = 10 books

Children's books: 3/16 x 80 = 15 books

So, there are 15 - 10 = 5 more children's books than general reference books.

Hope i helped. please make me brainliest

What are the center and radius of the circle described by the equation x2 + y2 + 6x + 10y +18 = 0?​

Answers

This equation is in what’s called general from. To convert to standard form (the form needed to graph: (x-h)^2+(y-k)^2), you would need to first put the x’s next to each other any the y’s next to each other, also put the 18 on the other side.

1. “x^2+6x+y^2+10y=-18

2. Complete the square: (b/2)*2
(x^2+6x+9)+(y^2+10y+25)=-18

(x+3)^2+(y+5)^2=-18

Now you have a form where you can tell the center and the radius.

The radius of the circle will be √-18 and the center is ( -3,-5).

What is a circle?

All points in a plane that are at a specific distance from a specific point, the center, form a circle. In other words, it is the curve that a moving point in a plane draws to keep its distance from a specific point constant.

This equation is in what’s called general form. To convert to standard form (the form needed to graph: (x-h)²+(y-k)²), you would need to first put the x’s next to each other and the y’s next to each other and also put the 18 on the other side.

The radius of the circle will be calculated as below:-

1. x²+6x+y²+10y=-18

2. Complete the square: (b/2) x 2

(x²+6x+9)+(y²+10y+25)=-18

(x+3)²+(y+5)²= -18

Here the center coordinates are ( -3,-8) and the radius is √-18.

Therefore, the radius of the circle will be √-18 and the center is ( -3,-5).

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your friend says that you can write any equation in slope-intercept form. is your friend correct? explain.

Answers

Answer:

almost.

Step-by-step explanation:

You can write almost every linear equation in slope-intercept form.

Slope-intercept form is:

y = mx + b

So every line except a vertical line can be written in the form y=mx+b.

This form cannot be used when m is undefined.

I need help with this​

I need help with this

Answers

Answer:

im sorry wish i could

Step-by-step explanation:

Given that f(x)=xcosx,0 ≤ x ≤ 5. a) Find the minimum of the function f in the specified range and correspoeting x
b) Find the maxımum of the function f in the specified range and corresponding x :

Answers

a) The minimum value of the function f(x) = xcos(x) in the range 0 ≤ x ≤ 5 is approximately -4.92, and it occurs at x ≈ 3.38.

b) The maximum value of the function f(x) = xcos(x) in the range 0 ≤ x ≤ 5 is approximately 4.92, and it occurs at x ≈ 1.57 and x ≈ 4.71.

To find the minimum and maximum values of the function f(x) = xcos(x) in the specified range, we need to evaluate the function at critical points and endpoints.

a) To find the minimum, we look for the critical points where the derivative of f(x) is equal to zero. Taking the derivative of f(x) with respect to x, we get f'(x) = cos(x) - xsin(x). Solving cos(x) - xsin(x) = 0 is not straightforward, but we can use numerical methods or a graphing calculator to find that the minimum value of f(x) in the range 0 ≤ x ≤ 5 is approximately -4.92, and it occurs at x ≈ 3.38.

b) To find the maximum, we also look for critical points and evaluate f(x) at the endpoints of the range. The critical points are the same as in part a, and we can find that f(0) ≈ 0, f(5) ≈ 4.92, and f(1.57) ≈ f(4.71) ≈ 4.92. Thus, the maximum value of f(x) in the range 0 ≤ x ≤ 5 is approximately 4.92, and it occurs at x ≈ 1.57 and x ≈ 4.71.

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Last year, egg producers in Taylor County produced 65,652 eggs. This year, those same farms produced 66,073 more eggs than last year. How many eggs did the farms produce this year?

Answers

65,652 eggs
+ 66,073 eggs
———————
131,725 eggs

I think if it’s wrong I’m sorry

IF YOU GET THE ANSWER RIGHT I WILL GIVE YOU 25 points

IF YOU GET THE ANSWER RIGHT I WILL GIVE YOU 25 points

Answers

Answer:

Step-by-step explanation:

IF YOU GET THE ANSWER RIGHT I WILL GIVE YOU 25 points

Answer:

1. 25%

2. 50%

3. 25%

Step-by-step explanation:

Setup: On top of the punnet square you would put a capital "S" in the first and lowercase "s" in the second. To the left of the punnet square, the capital "S" would be at the top and the lower case "s" would be below.

The top left square is: SS

The top right square is: Ss

The lower left is: Ss

The lower right is: ss

Note:  Homo= same Hetero= different S= dominant s= recessive

Hope this helps! Please mark brainliest if it did!

IF YOU GET THE ANSWER RIGHT I WILL GIVE YOU 25 points

determine the solution of the following simultaneous equations by cramer’s rule. 1 5 2 5 x x x x 2 4 20 4 2 10

Answers

The solution to the given simultaneous equations using Cramer's Rule is:

x = 4/17

y = 0

z = 20/17

To solve the simultaneous equations using Cramer's Rule, we need to set up the matrix equation and calculate determinants. Let's denote the variables as x, y, and z.

The given system of equations can be represented in matrix form as:

| 1  5  2 |   | x |   | x |

|          | * |   | = |   |

| 2  4 20 |   | y |   | x |

|          |     |   | = |   |

| 4  2 10 |   | z |   | x |

To solve for the variables x, y, and z, we will use Cramer's Rule, which states that the solution is obtained by dividing the determinant of the coefficient matrix with the determinant of the main matrix.

Step 1: Calculate the determinant of the coefficient matrix (D):

D = | 1  5  2 |

| 2  4 20 |

| 4  2 10 |

D = (1*(410 - 220)) - (5*(210 - 44)) + (2*(22 - 44))

D = (-16) - (40) + (-12)

D = -68

Step 2: Calculate the determinant of the matrix replacing the x-column with the constant terms (Dx):

Dx = | x  5  2 |

| x  4 20 |

| x  2 10 |

Dx = (x*(410 - 220)) - (5*(x10 - 220)) + (2*(x2 - 410))

Dx = (-28x) + (100x) - (76x)

Dx = -4x

Step 3: Calculate the determinant of the matrix replacing the y-column with the constant terms (Dy):

Dy = | 1  x  2 |

| 2  x 20 |

| 4  x 10 |

Dy = (1*(x10 - 220)) - (x*(210 - 44)) + (4*(2x - 410))

Dy = (-40x) + (56x) - (16x)

Dy = 0

Step 4: Calculate the determinant of the matrix replacing the z-column with the constant terms (Dz):

Dz = | 1  5  x |

| 2  4  x |

| 4  2  x |

Dz = (1*(4x - 2x)) - (5*(2x - 4x)) + (x*(22 - 44))

Dz = (2x) - (10x) - (12x)

Dz = -20x

Step 5: Solve for the variables:

x = Dx / D = (-4x) / (-68) = 4/17

y = Dy / D = 0 / (-68) = 0

z = Dz / D = (-20x) / (-68) = 20/17

Therefore, the solution to the given simultaneous equations using Cramer's Rule is:

x = 4/17

y = 0

z = 20/17

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What evidence is there that a chemical reaction is taking place in the cold pack?
A)
change in odor
B)
change in color
0)
formation of gas
D)
temperature change

Answers

The correct answer would be D
D.) temperature change

Hello, look at the picture I established at the bottom I will be giving you thanks, 5 stars, and brain least, Thank you. Have a nice afternoon!

Hello, look at the picture I established at the bottom I will be giving you thanks, 5 stars, and brain

Answers

Answer:

I think B 10 diamond and 12 circles

Step-by-step explanation:

What would be the effects on the graph of the linear parent function, f(x), when f(x) is replaced by −2f(x)?

Answers

Answer:The graph of the line shifts horizontally left 5 units.

Step-by-step explanation:

Question 2(Multiple Choice Worth 2 points)
(Appropriate Measures MC)

The box plot represents the number of tickets sold for a school dance.

A horizontal line labeled Number of Tickets sold that starts at 8, with tick marks every one unit up to 30. The graph is titled Tickets Sold for A Dance. The box extends from 17 to 21 on the number line. A line in the box is at 19. The lines outside the box end at 10 and 27.

Which of the following is the appropriate measure of center for the data, and what is its value?

The mean is the best measure of center, and it equals 19.
The median is the best measure of center, and it equals 4.
The median is the best measure of center, and it equals 19.
The mean is the best measure of center, and it equals 4.

Question 3(Multiple Choice Worth 2 points)
(Comparing Data LC)

The histograms display the frequency of temperatures in two different locations in a 30-day period.

A graph with the x-axis labeled Temperature in Degrees, with intervals 60 to 69, 70 to 79, 80 to 89, 90 to 99, 100 to 109, 110 to 119. The y-axis is labeled Frequency and begins at 0 with tick marks every one unit up to 14. A shaded bar stops at 10 above 60 to 69, at 9 above 70 to 79, at 5 above 80 to 89, at 4 above 90 to 99, and at 2 above 100 to 109. There is no shaded bar above 110 to 119. The graph is titled Temps in Sunny Town.

A graph with the x-axis labeled Temperature in Degrees, with intervals 60 to 69, 70 to 79, 80 to 89, 90 to 99, 100 to 109, 110 to 119. The y-axis is labeled Frequency and begins at 0 with tick marks every one unit up to 16. A shaded bar stops at 2 above 60 to 69, at 4 above 70 to 79, at 12 above 80 to 89, at 6 above 90 to 99, at 4 above 100 to 109, and at 2 above 110 to 119. The graph is titled Temps in Desert Landing.

When comparing the data, which measure of center should be used to determine which location typically has the cooler temperature?

Median, because Desert Landing is symmetric
Mean, because Sunny Town is skewed
Mean, because Desert Landing is symmetric
Median, because Sunny Town is skewed

Question 4(Multiple Choice Worth 2 points)
(Appropriate Measures MC)

A charity needs to report its typical donations received. The following is a list of the donations from one week. A histogram is provided to display the data.

10, 11, 35, 39, 40, 42, 42, 45, 49, 49, 51, 51, 52, 53, 53, 54, 56, 59

A graph titled Donations to Charity in Dollars. The x-axis is labeled 10 to 19, 20 to 29, 30 to 39, 40 to 49, and 50 to 59. The y-axis is labeled Frequency. There is a shaded bar up to 2 above 10 to 19, up to 2 above 30 to 39, up to 6 above 40 to 49, and up to 8 above 50 to 59. There is no shaded bar above 20 to 29.

Which measure of variability should the charity use to accurately represent the data? Explain your answer.

The range of 13 is the most accurate to use, since the data is skewed.
The IQR of 49 is the most accurate to use to show that they need more money.
The range of 49 is the most accurate to use to show that they have plenty of money.
The IQR of 13 is the most accurate to use, since the data is skewed.

Question 5(Multiple Choice Worth 2 points)
(Making Predictions MC)

A recent conference had 900 people in attendance. In one exhibit room of 80 people, there were 65 teachers and 15 principals. What prediction can you make about the number of principals in attendance at the conference?

There were about 820 principals in attendance.
There were about 731 principals in attendance.
There were about 208 principals in attendance.
There were about 169 principals in attendance.

Question 6(Multiple Choice Worth 2 points)
(Creating Graphical Representations LC)

A teacher was interested in the subject that students preferred in a particular school. He gathered data from a random sample of 100 students in the school and wanted to create an appropriate graphical representation for the data.

Which graphical representation would be best for his data?

Stem-and-leaf plot
Histogram
Circle graph
Box plot

Answers

2. The most accurate way to quantify variability is the IQR, which is 4. option (c) is correct.

3. Sunny Town is symmetrical and Beach Town is skewed, option (a) IQR and option (b) IQR, respectively, are the correct answers to the given question based on the histogram.

4. The IQR of 13 represents the distribution of the vast majority of the data and is unaffected by the extreme values, making it a more realistic measure of variability to employ in this situation.

5. We estimate that the conference's attendance was made up of about 557 principals.

6. The most useful visual representation of the a teacher's data on the most popular subjects of 100 kids at the school would be a histogram.

What exactly does the range of interquartile ranges (IQR) indicate?

2. An interquartile range (IQR), which is the variation of the middle 50% of the data, is the suitable measure of variability for the data.

In other terms, it is the gap between the first and third quartiles

(\(Q_1\) and \(Q_2\)).

We can observe from the box plot that the box spans the number line from 17 to 21, with a line at 19 inside the box.

This means that \(Q_1\) is 17 and \(Q_3\) is 21.

The IQR is:

\(IQR=Q_3-Q_1\\\\IQR=21-17\\\\IQR=4\)

Thus,

The most accurate way to quantify variability is the IQR, which is 4.

3. Because Sunny Town is symmetrical and Beach Town is skewed, option (a) IQR and option (b) IQR, respectively, are the correct answers to the given question based on the histogram.

The location with the most stable temperature should be identified using the IQR (interquartile range) for both sets of data. When evaluating the constancy of temperatures in several locations, the IQR is a measure of spread that is unaffected by extreme values or outliers. For Sunny

Town, where the data is fairly symmetric, the IQR is appropriate; for Beach Town, where the data is skewed, but the IQR is more reliable than the range and is unaffected by outliers, it is also appropriate.

4. Given that the data is skewed and contains outliers, the IQR (Interquartile Range) of 13 is the most precise measure of variability to apply in this situation.

Extreme values that are very different from the majority of the data may have an impact on the range, which is the distinction between the

highest and minimum numbers (59 - 10 = 49). The donations of 10 and 59 in this instance are outliers and may skew the range as a gauge of variability.

The IQR, on the other hand, is a reliable measure of variability that is not sensitive to outliers. It is the range of the middle fifty percent

of the data the difference between the third percentile and the first quartile). In this situation, the IQR is determined as follows:

First quartile(\(Q_1\)) = 42

Third quartile(\(Q_3\)) = 53

\(IQR=Q_3-Q_1\\\\IQR=53-42\\\\IQR=11\)

As a result, the IQR of 13 represents the distribution of the vast majority of the data and is unaffected by the extreme values, making it a more realistic measure of variability to employ in this situation.

5. We estimate that the conference's attendance was made up of about 557 principals.

In a room with 70 individuals in total and 52 principals, the ratio of principals to attendees would be as follows: 52/70 = 0.743 or 74.3%

Number of principals at conference = Proportion of principals x Total number of attendees

Attending principals in conference = 0.743 x 750

Number of principals at conference ≈ 557

We estimate that the conference's attendance was made up of about 557 principals.

6. The most useful visual representation of the teacher's data on the most popular subjects of 100 kids at the school would be a histogram.

In a histogram, which is a graphical depiction of the distribution of a set of either continuous or discrete data, the height of a bar above the bin on the x-axis represents the rate or count of the data falling within each bin. The frequency or count of the data that falls into each bin is shown on the histogram's y-axis.

The most useful visual representation of the teacher's data on the most common subjects of 100 kids at the school would be a histogram. In a histogram, bars are used to illustrate the distribution of frequencies of a group of continuous or discrete data points.

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Refer to the figure.
32°
(x+3)°
Write an equation that can be used to find the value of x in the figure.

Refer to the figure.32(x+3)Write an equation that can be used to find the value of x in the figure.

Answers

The equation used to solve for x is x + 35 = 90, the value of x is 55 and the complemetary angle to 32° is 58°.

What is the equation that can be used to solve for x?

Two angles are called complementary when their measures add to 90 degrees.

From the image, the two angle forms a right angle, which is a 90 degree angle.

Hence:

Angle 1 = 32 degree

Angle 2 = ( x + 3 ) degree

Since the two angles are complementary, their sum equals 90 degrees:

Hence:

Angle 1 + Angle 2 = 90 degrees

Plug in the values

32 + ( x + 3 ) = 90

Simplifying, we get:

32 + 3 + x = 90

35 + x = 90

x + 35 = 90

Now, to solve for the value of x,  subtract 35 from both sides:

x + 35 - 35 = 90 - 35

x = 55

Hence:

Angle 2 = x + 3

Plug in x = 55

Angle 2 = 55 + 3

Angle 2 = 58°

Therefore, the measure of angle 2 is 58 degrees.

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Answer:

32° + (x + 3)° = 90°x = 55

Step-by-step explanation:

Given angles,

→ 32°

→ (x + 3)°

Now we have to,

→ Write the equation that is used to find the required value of x.

We know that,

→ The value of a right angle is 90°.

Forming the equation,

→ 32° + (x + 3)° = 90°

Then the value of x will be,

→ 32° + (x + 3)° = 90°

→ 32° + x + 3° = 90°

→ (32 + 3)° + x = 90°

→ 35° + x = 90°

→ x = 90° - 35°

→ [ x = 55 ]

Hence, the value of x is 55.

The table shows information about the
masses of some dogs.
a) Work out the minimum number of dogs
that could have a mass of more than 26 kg
b) Work out the maximum number of dogs
that could have a mass of more than 26 kg
Mass, x (kg)
0≤x≤10
10≤x≤20
20≤x≤30
30≤x≤40
Frequency
4
8
11
5

The table shows information about themasses of some dogs.a) Work out the minimum number of dogsthat could

Answers

a) The minimum number of dogs that could have a mass of more than 26 kg is of: 5.

b) The maximum number of dogs that could have a mass of more than 26 kg is of: 16.

What is shown by the frequency table?

The frequency table shows the number of times that each value, or values in each range, appears in the data-set.

11 weights are between 20 and 30, hence:

The minimum number of dogs that could have a mass of more than 26 kg is of 5, when all the dogs in the interval 20 ≤ x < 30 have weights that are less than 26 kg, hence only the dogs on the interval 30 ≤ x < 40 will have a mass of more than 26 kg.The maximum number of dogs that could have a mass of more than 26 kg is of 16, when when all the dogs in the interval 20 ≤ x < 30 have weights that are more than 26 kg, along with all the dogs on the interval 30 ≤ x < 40.

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Find the circumference of a circle with a radius of 25.83 inches to the nearest tenth of an inch

Answers

Answer:

162.3 in^2

Step-by-step explanation:

C=2πr=2·π·25.83≈162.29468in

a bottling machine has a theoretical capacity of 100 bottles per minute. during every ten hour shift it operates continuously but is shut down once for 45 minutes for cleaning, inspection, and lubrication. while it is running it averages 8% downtime for over the course of the remaining time of the shift. what is its rated capacity per shift rounded to the nearest 1000?

Answers

While bottling machine is running it averages 8% downtime for over the course of the remaining time of the shift, then the rated capacity is 506,000 bottles per shift.

The bottling machine operates for 10 hours during each shift, but is shut down once for 45 minutes for cleaning, inspection, and lubrication. Therefore, the machine operates for a total of 9 hours and 15 minutes per shift.

During the operating time of 9 hours and 15 minutes, the machine has an average downtime of 8%, or 0.08. This means that the machine operates effectively for 92% of the time, or 0.92.

The theoretical capacity of the machine is 100 bottles per minute. Therefore, the rated capacity of the machine per shift is:

100 bottles/minute * 60 minutes/hour * 9.25 hours * 0.92 = 506,100 bottles

Rounding this value to the nearest 1000, we get a rated capacity of 506,000 bottles per shift.

In summary, to calculate the rated capacity of the bottling machine per shift, we first determined the total operating time, which is 9 hours and 15 minutes. We then calculated the effective operating time by subtracting the average downtime of 8%.

Finally, we multiplied the effective operating time by the theoretical capacity of the machine to obtain the rated capacity per shift, which was rounded to the nearest 1000.

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What is the slope of the line that passes through the points (-5, -9) and
(-5, -13)? Write your answer in simplest form.
Answer:
undefined i
EE
Submit Answer
S
DELL
atten

Answers

Answer:

undefined

Step-by-step explanation:

the line has always the same x, so it is a vertical line

A vertical line has an undefined slope

Pls provide clearer calculation. the answer has been given
For Q4 and Q5 evaluate Q4 the determinant, given that 3a 36 3c -d - e - f 4g 4h 4i Ans: 72 Q5 a 2d g+3a Ans: -12 b с 2e 2f h+3b i+ 3c] a b c def-6 gh i

Answers

The values of determinant ,

\(\left|\begin{array}{ccc}3a&3b&3c\\-d&-e&-f\\4g&4h&4i\end{array}\right| = 72\)

\(\left|\begin{array}{ccc}a&b&c\\2d&2e&2f\\g+3a&h+3b&+3ci\end{array}\right| = - 12\)

The given determinant is,

\(\left|\begin{array}{ccc}a&b&c\\d&e&f\\g&h&i\end{array}\right| = -6\)

This is possible when we take,

a = -1 , e = 1, i = 6, b = c = 1

And d = g = h = 0

The the determinant becomes,

\(\left|\begin{array}{ccc}-1&1&1\\0&1&1\\0&0&6\end{array}\right|\)

Since this is an upper triangular matrix,

Therefore,

Determinant be the product of diagonal element,

Thus,

⇒  -1x1x6 = -6

Now using these values we can calculate the further given determinants,

Q4: Given that,

\(\left|\begin{array}{ccc}3a&3b&3c\\-d&-e&-f\\4g&4h&4i\end{array}\right|\)

Therefore put the values of a, b, c, d, e, f, g, h, and i defined above,

\(\left|\begin{array}{ccc}3(-1)&3(1)&3(1)\\0&-1&-1\\0&0&4(6)\end{array}\right|\)

Therefore, Determinant be,

⇒ -3 x  (-1) x 24 = 72

Hence,

\(\left|\begin{array}{ccc}3a&3b&3c\\-d&-e&-f\\4g&4h&4i\end{array}\right| = 72\)

Q5 : Given determinant is,

\(\left|\begin{array}{ccc}a&b&c\\2d&2e&2f\\g+3a&h+3b&+3ci\end{array}\right|\)

put the values of a, b, c, d, e, f, g, h, and i defined above,

we get,

\(\left|\begin{array}{ccc}-1&1&1\\0&2&2\\-3&3&9\end{array}\right|\)

= -1(12) -1(6) + 1(6)

= -12

Hence, The determinant be

\(\left|\begin{array}{ccc}a&b&c\\2d&2e&2f\\g+3a&h+3b&+3ci\end{array}\right| = - 12\)

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The complete question is attached below:

Pls provide clearer calculation. the answer has been givenFor Q4 and Q5 evaluate Q4 the determinant,

PLEASE HELP ASAP!!!!

factor:p^2-6-q*(p^2-6)^2

20POINTS!!!
PLEASE PLEASE PLEASE !!!!!!!!!!!!

Answers

Answer:

− ( q p 4 − 12 q p 2 + 36 q − p 2 + 6 )

Step-by-step explanation:

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