Answer: 8
Step-by-step explanation:
okay so do 17 x 17 - 15 x 15
then to that result do :
squared root.
The graph below shows the height of a hot air balloon during a trip. What are the variables? Describe how they are related at various points
on the graph.
Answer:
The answer is A. I just took the quiz and the answer choices are the same. Question 2 is A as well.
Step-by-step explanation:
The balloon rises quickly to a certain height, levels off for a while, then gradually returns to the ground. Then the correct option is A.
What is Algebra?Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
The graph represents the height of the balloon with respect to time.
The positive slope represents the rise of the balloon and the negative represents the downfall of the balloon.
The balloon rises quickly to a certain height, levels off for a while, then gradually returns to the ground. Then the correct option is A.
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Solve for x please
Choices are...
10
5
25
90
Answer:
x = 10
Step-by-step explanation:
Angle form is = 90°
therefore
5x + 25 + x + 5 = 90
6x + 30 = 90
6x = 90-30
6x = 60
6x/6 = 60/6
x = 10
A survey of boys and girls in second grade was conducted asking whether or not they liked pizza. The partially completed two-way table shows results of the survey. how many boys were includes in the survey?
Solution
We have the following table given:
Boys Girls Total
Do not like pizza 11
Like pizza 24
Total 35 64
Then the total of boys are given by:
64 -35 = 29
Then the solution is:
29
Answer: A. 29
Step-by-step explanation: I just took the test
HELLPPPPPP I DONT UNDER
Answer:
y=16
Step-by-step explanation:
Notice that the first equation was multiplied by 4, so you have to multiply the result by 4 to keep it as a true equation
should I shoot my shot?
Answer:
yesssssss!!!!!!!!!!!
he area of a rectangle is 44m , and the length of the rectangle is less than twice the width. Find the dimensions of the rectangle.
Answer:
4m x 11m
Step-by-step explanation:
4 is your width. 11 is your length.
4 x 4=16 > 11
Calculate the following sum conveniently using one of the Theores: either from Lines, or from Columns or from Diagonals: Justify. C1+C15+C+…+C 20 2 (15) Considering the development of
The sum C1 + C15 + C + ... + C20^2 (15) can be conveniently calculated using the sum of an arithmetic series formula.
To calculate the given sum conveniently, we can use the formula for the sum of an arithmetic series:
Sn = n/2 * (a1 + an),
where Sn represents the sum of the series, n is the number of terms, a1 is the first term, and an is the last term.
In this case, the series is C1 + C15 + C + ... + C20^2 (15), and we need to find the sum up to the 15th term, which is C20^2 (15).
Let's analyze the given series:
C1 + C15 + C + ... + C20^2 (15)
We can observe that the series consists of C repeated multiple times. To determine the number of terms, we need to find the difference between the first and last terms and divide it by the common difference.
In this case, the common difference is the difference between consecutive terms, which is C. The first term, a1, is C1, and the last term, an, is C20^2 (15).
Using the formula for the sum of an arithmetic series, we have:
Sn = n/2 * (a1 + an)
= n/2 * (C1 + C20^2 (15)).
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Based on the results of the above study can we conclude that spending more than 7 hours per week on physical activity leads to lower stress levels in adolescents? Select Yes or No and a reason for your choice. No because A. Researchers only surveyed participants and did not tell them what to do. B. A sample size of 1508 is large enough to establish causal relationships. C. Some teenagers are not responsible enough to make good decisions about their health. D. There was no difference in physical activity across genders.
Based on the study described, it is true that physical activities lead to lower stress and a sample size of 1508 is large enough to establish causal relationships (Option A).
What can be concluded about this study?In this study, the researchers analyzed the effect of physical activity on stress levels. To do this, they chose a representative sample, which included 1508 teenagers and compared the results not only by physical activity but also by gender.
Based on this, the sample is representative and due to the differences in the data the results showed that the more teenagers exercise the less stressed they are.
Note: This question is incomplete. Here is the complete information:
Attached image
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is y=10.5x-5 proportional
The equation y = 10.5x - 5 is proportional
Given,
y = 10.5x - 5
We have to find this equation is proportional or not.
In mathematics, proportional relationships exist when two variables consistently change by the same multiple. The formula y = kx, where k is a constant multiplier that depicts the relationship between x and y, is used to represent proportional relationships. The line on the graph is always straight and goes through (0,0).
Here,
y = 10.5x - 5
10.5 is the constant multiplier that depicts the relationship between x and y.
So,
The equation y = 10.5x - 5 is proportional
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Help please!!! Idk the answer.. if anyone knows then will u help me please!!! I will mark as BRAINLIEST
Problem 9
1 liter = 1000 cubic cm
The base of the carton has area 50 cm^2, or 50 square cm.
Let A = 50 to represent the area.
The height h is unknown. It multiplies with the value of A to get the volume
V = A*h
1000 = 50*h
50h = 1000
h = 1000/50
h = 20
Answer: The carton is 20 cm tall
=======================================================
Problem 10
Part (a)
Along the 4 cm side of the box, we can fit 4/2 = 2 dice side by sideAlong the 7 cm side of the box, we can fit 7/2 = 3.5 = 3 dice. Note how I rounded down instead of up. Having 4 dice will lead to 4*2 = 8 cm, but 8 is larger than 7.Along the 5 cm side of the box we can fit 5/2 = 2.5 = 2 diceThis 3D configuration will allow us to fit 2*3*2 = 12 dice in total
Answer: 12 dice will fit
----------------------------
Part (b)
The box has volume 5*4*7 = 140 cubic cm
Each die has volume 2*2*2 = 8 cubic cm. There are 12 dice we can fit in, so 12*8 = 96 cubic cm is the amount of volume taken up by the dice
We have 140-96 = 44 cubic cm of empty air left over.
Answer: 44 cubic cm
=======================================================
Problem 11
1 liter = 1000 cubic cm
8 liters = 8000 cubic cm
So he has 8000 cubic cm of soil
The volume of the cube is
(22.5)^3 = (22.5)*(22.5)*(22.5) = 11,390.625 cubic cm
He won't have enough soil to completely fill the cube shaped planter
We can be able to determine this by recalling that 2^3 = 8, so (20)^3 = 8000. Meaning that a cube shaped planter of sides 20 cm will lead to a volume of 8000 cubic cm. Anything over 20 cm will lead to a larger volume.
So in short, spotting the 22.5 being larger than 20 is a quick way to know that the planter has more volume compared to the amount of soil he has.
Answer: He won't have enough soil to completely fill the planter
Answer:
Which of them do you want us to answer.
(HELP ME IM DESPERATE)
The table shows the relationship between the number of trucks filled with mulch (x) and the number of tons of mulch (y) delivered by a landscaping company. Which regression equation models the data?
y = 4.8x + 3
y = 3x + 4.8
y = x + 20.8
y = 20.8x + 1
Answer:
y=3x+4.8 would be the incorrect answer
Step-by-step explanation:
1234567 ate ine tan
Answer:
the correct answer is A. y= 4.8x + 3 on Edge
let gg be the function given by g(x)=x4−2x3−3xg(x)=x4−2x3−3x. what are all values of xx such that g′(x)=12g′(x)=12 ?
For given function g(x) = x^4 - 2x^3 - 3x the value of x such that g'(x) = 12 is x = 2.24
In this question, we have been given a function g(x) = x^4 - 2x^3 - 3x
We need to find the value of x such that g'(x) = 12
First we find the derivative of given function g(x) with respect to x
g'(x) = 4x³ - 6x² - 3
When g'(x) = 12
4x³ - 6x² - 3 = 12
4x³ - 6x² - 3 + 3 = 12 + 3
4x³ - 6x² - 15 = 0
After solving given polynomial we get,
x = 2.24
Therefore, the value of x is 2.24
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Help me w/this quick plz :)
Answer:
\(3x + 5y \leqslant 108\)
what is the equation of the line that passes through the point (-2,0) and has a slople of -2
Answer:
y= -2x-4
Step-by-step explanation:
\( (-2,0) = (x_1,y_1) \\ m = - 2\)
Substitute values into point slope form
\(y - y_1 = m(x - x_1) \\ y - 0 = - 2(x - ( - 2)) \\ y - 0 = - 2(x + 2) \\ y - 0 = - 2x - 4\)
\(y = - 2x - 4 + 0 \\ y= - 2x - 4\)
how many of these 64 possible offspring have skin that is darker than their parents?
To determine the number of offspring with skin darker than their parents, we need more information about the specific genetic inheritance patterns and traits involved.
The answer depends on factors such as the dominance or recessiveness of genes controlling skin color, the genotype of the parents, and the specific combination of alleles passed on to the offspring.
Without additional information, it is not possible to provide an accurate count of the number of offspring with darker skin. Genetic inheritance is a complex process that involves multiple genes and interactions, making it necessary to consider specific genetic traits and their inheritance patterns to determine the outcome.
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can someone please help me I only have a few minutes
Answer:
(x + 8)(y - 3)
Step-by-step explanation:
Since you have a few minutes left, I will make this quick.
Focus on one letter within the trapezoid ABCD. Pick a certain letter that can correlate to trapezoid A'B'C'D'.
If we move B to B', we would notice it takes 8 skips,therefore (x + 8). If we do the same for y, we would notice it takes 3 skips down. Therefore (y - 3)
Pls help asap
The table shows the lengths of sides of 3 triangles. Which one of the triangles are right triangles?
Select all that apply
A. Triangle 3
B. Triangle 1
C. Triangle 2
Answer: Triangle 1 and 3. The right triangles can be identified using the Pythagorean theorem. Add the squares of 2 sides together and check if it's equal to square of the 3rd side.
Step-by-step explanation:
In triangle 1,
Side 1= 20
Side 2= \(\sqrt{425}\)
Side 3= 5
For a right angled triangle,
A²+B²= C²
where A,B,C are sides of the triangle
Since, 20² + 5² = 400 + 25 = 425 = C²
Therefore, C= \(\sqrt{425}\) = Side 2.
Hence, it is a right-angled triangle.
In triangle 2,
Side 1= 14
Side 2= 21
Side 3= 10
For a right angled triangle,
A²+B²= C²
where A,B,C are sides of the triangle
Since, 14² + 10² = 196 + 100 = 296 = C²
Therefore, C= \(\sqrt{296}\) ≠ 21.
Hence, it is not a right-angled triangle.
In triangle 3,
Side 1= 6/11
Side 2= 8/11
Side 3= 10/11
For a right angled triangle,
A²+B²= C²
where A,B,C are sides of the triangle
Since, (6/11)² + (8/11)² = 36/121 + 64/121 = 100/121 = C²
Therefore, C= \(\sqrt{100/121}\) = 10/11 = Side 3 .
Hence, it is a right-angled triangle.
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Find the inverse for each relation: 4 points each
1. {(1,‐2), (2, 3),(3, ‐3),(4, 2)}
2. {(4,2),(5,1),(6,0),(7,‐1)}
Find an equation for the inverse for each of the following relations.
3. Y=-8x+3
4. Y=2/3x-5
5. Y=1/2x+10
6. Y=(x-3)^2
Verify that f and g are inverse functions.
7. F(x)=5x+2;g(x)=(x-2)/5
8. F(x)=1/2x-7;g(x)=2x+14
The inverse relation is {(‐2,1), (3, 2),(‐3, 3),(2, 4)}, {(2, 4),(1, 5),(0, 6),(‐1, 7)}, the inverse equation is: y = (-x + 3)/8, y = (3/2)x - (15/2), y = (1/2)x + 10,
x = sqrt(y) + 3 or x = -sqrt(y) + 3 and f(g(x)) = g(f(x)) = x, f and g are inverse functions.
1.To find the inverse of the relation, we need to switch the x and y values of each point and solve for y:
{(‐2,1), (3, 2),(‐3, 3),(2, 4)}
2. Following the same process as above:
{(2, 4),(1, 5),(0, 6),(‐1, 7)}
So the inverse relation is {(2, 4),(1, 5),(0, 6),(‐1, 7)}.
3.To find the equation of the inverse, we can solve for x:
y = -8x + 3
x = (-y + 3)/8
So the inverse equation is: y = (-x + 3)/8.
4. Following the same process as above:
y = (2/3)x - 5
x = (3/2)y + 5
So the inverse equation is: y = (3/2)x - (15/2).
5. Following the same process as above:
y = (1/2)x + 10
x = 2(y - 10)
So the inverse equation is: y = (1/2)x + 10.
6.To find the inverse equation, we need to solve for x:
y = (x-3)^2
x = sqrt(y) + 3 or x = -sqrt(y) + 3
So the inverse equation is: x = sqrt(y) + 3 or x = -sqrt(y) + 3.
7,To verify that f and g are inverse functions, we need to show that f(g(x)) = x and g(f(x)) = x.
f(x) = 5x + 2
g(x) = (x-2)/5
f(g(x)) = 5((x-2)/5) + 2 = x - 2 + 2 = x
g(f(x)) = ((5x + 2)-2)/5 = x/5
Since f(g(x)) = g(f(x)) = x, f and g are inverse functions.
8.Following the same process as above:
f(x) = (1/2)x - 7
g(x) = 2x + 14
f(g(x)) = (1/2)(2x+14) - 7 = x
g(f(x)) = 2((1/2)x - 7) + 14 = x
Since f(g(x)) = g(f(x)) = x, f and g are inverse functions.
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David hikes 2 1/4 miles in 1/2 an hour. At his rate, how long will it take him to walk 18 miles
Express 180 as product of it's prime factor.
The value of 180 as product of it's prime factor will be 2² × 3² × 5.
How to illustrate the factor?The process of factorization simply has to do with the division of arithmetic algebraic expressions into the sum of their factors. in this case, multiplying the variables will yield the original expression. It means the writing of a number into smaller or simpler numbers that give the original number.
180 as product of it's prime factor will be:
= 2 × 2 × 3 × 3 × 5
= 2² × 3² × 5
This Illustrates the factor.
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An automobile manufacturer claims that their van has a 53.8 miles/gallon (MPG) rating. An independent testing firm has been contracted to test the MPG for this van. After testing 16 vans they found a mean MPG of 53.4 with a standard deviation of 1 MPG. Is there sufficient evidence at the 0.1 level that the vans have an incorrect manufacturer's MPG rating
The value of 0.0062 is less that our significance level of 0.1, we reject the null hypothesis at the 0.1 level of significance and conclude with sufficient evidence that the manufacturer's MPG rating is incorrect.
To answer the question, we will conduct a hypothesis test to at the 0.1 level to ascertain whether or not the manufacturer's MPG rating is incorrect.
We start by stating the null and alternative hypotheses:
\($H_0$\): The mean miles/gallon for the vans is 53.8
\($H_A$\): The mean miles/gallon for the vans is not 53.8
We choose a significance level $\alpha = 0.1$ and calculate the following test statistic:
\($z = \frac{\bar{x}-\mu}{\sigma/\sqrt{n}} = \frac{53.4-53.8}{1/\sqrt{16}} = -2.5$\)
With a standard normal table, we look for the area to the left of -2.5, which is 0.0062. Because this value of 0.0062 is less that our significance level of 0.1, we reject the null hypothesis at the 0.1 level of significance and conclude with sufficient evidence that the manufacturer's MPG rating is incorrect.
Therefore, the value of 0.0062 is less that our significance level of 0.1, we reject the null hypothesis at the 0.1 level of significance and conclude with sufficient evidence that the manufacturer's MPG rating is incorrect.
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Walter, Riya, and Teo want to decorate the MPR for a dance. Working alone, Walter and Riya can each do the job in 4 hours while Teo can do the job in 3 hours. If all of them work together, how long will it take to decorate the room? Be sure to answer in hours and minutes. (minutes has to be a fraction)
The time that it would take Walter, Riya and Teo to work together is 1.2 hours
How to solve an equationAn equation is an expression that shows the relationship between two or more numbers and variables.
Walter can decorate the MPR alone in 4 hours, Riya in 4 hours also while Teo in 3 hours.
Let t represent the time it takes to decorate the room together, hence:
(1/4 + 1/4 + 1/3)t = 1
(5/6)t = 1
t = 1.2 hours
The time to work together is 1.2 hours
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Answer:
1 hour and 12 minutes
Step-by-step explanation:
it was right on my rsm homework so its right
How would you suggest that managers avoid the quick-fix mentality that makes management by best-seller so tempting?
You can suggest that managers should avoid the quick-fix mentality that makes management by best-seller so tempting by implementing the following strategies:
1. Understand the Unique Nature of Your Business: Managers should take the time to understand the unique nature of their business. They should realize that what worked for another company may not work for their own company.
2. Avoid Short-Term Solutions: Managers should avoid short-term solutions that provide quick results. They should focus on long-term solutions that will benefit the organization in the long run.
3. Develop a Comprehensive Strategy: Managers should develop a comprehensive strategy that includes long-term goals and objectives. They should also have a plan in place to achieve those goals.
4. Invest in Employee Development: Managers should invest in employee development by providing training and development opportunities. This will help to build a strong workforce that is capable of handling complex challenges.
5. Encourage Collaboration: Managers should encourage collaboration among team members. This will help to create a culture of teamwork and cooperation.
6. Monitor Progress: Managers should monitor progress and adjust strategies as necessary. This will help to ensure that the organization is on track to achieving its goals.
By following these strategies, managers can avoid the quick-fix mentality that makes management by best-seller so tempting. They can focus on long-term solutions that will benefit the organization in the long run.
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as part of video game, the point (5,2) is rotated counterclockwise about the origin through an angle of 5 degrees. find the new coordinates of this point
The new coordinates of the point (5, 2) after rotating counterclockwise about the origin through an angle of 5 degrees are approximately (4.993, 2.048).
To find the new coordinates of the point (5, 2) after rotating counterclockwise about the origin through an angle of 5 degrees, we can use the rotation formula:
x' = x * cos(theta) - y * sin(theta)
y' = x * sin(theta) + y * cos(theta)
Where (x, y) are the original coordinates, (x', y') are the new coordinates after rotation, and theta is the angle of rotation in radians.
Converting the angle of rotation from degrees to radians:
theta = 5 degrees * (pi/180) ≈ 0.08727 radians
Plugging in the values into the rotation formula:
x' = 5 * cos(0.08727) - 2 * sin(0.08727)
y' = 5 * sin(0.08727) + 2 * cos(0.08727)
Evaluating the trigonometric functions and simplifying:
x' ≈ 4.993
y' ≈ 2.048
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find the image of O(-1, -3) after two reflections, first in the line y = -2, and then in the line x = -2
Answer:
The image of point O after these reflections is (-3, -1)
Step-by-step explanation:
For a point (x, y) a reflection across the line y = a transforms the point to:
(x, a + (a - y))
and for a reflection across the line x = b, the new point will be:
(b + (b - x), y)
Then if we start with the point (-1, -3) and we do a reflection across the line y = -2
the new point is:
(-1, -2 + (-2 - (-3))
(-1, -2 + 1) = (-1, -1)
now we do a reflection across the line x = -2
Then the new point is:
(-2 + (-2 - (-1)), -1)
(-2 + (-2 + 1), -1)
(-2 - 1, -1)
(-3, -1)
The image of point O after these reflections is (-3, -1)
You are given the equation . Find two positive integers, m and n, that make the equation true.
The solution of this system of equations, corresponding to the values of the exponents of the power equations, is (m, n) = (3, 4).
How to determine possible positive values of exponents for a power equation
Herein we have an equivalence between two power equations, in which we must look for possible values for the exponents m and y in accordance with algebraic procedures:
\((5\cdot d^{n} \cdot g^{7})^{m} = 125 \cdot d^{12} \cdot g^{21}\) Given
\(5^{m}\cdot d^{m\cdot n}\cdot g^{7\cdot m} = 125 \cdot d^{12}\cdot g^{21}\) Power properties
Then, by direct comparison, we have following equations:
\(5^{m} = 125\) (1)
m · n = 12 (2)
7 · m = 21 (3)
Then, the solution of this system of equations is (m, n) = (3, 4).
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The point P(x, y) lies on the terminal side of an angle 0 = –60° in standard position. What are the signs of the values of x and y?
Answer:
X is positive
Y is negative
Step-by-step explanation:
Just take the cos of angle - 60 for X
and also take the sin of angle - 60 for Y
You will find x positive, and y negative
Given that x = 15, and y = 60, determine which segments or
lines are parallel, and justify your solution.
No segments or lines are provided in the question, therefore it is not possible to determine which are parallel.
The values of x and y given in the question are not sufficient to determine which segments or lines are parallel. In order to determine whether two lines are parallel or not, we need to have their equations or coordinates. Without this information, it is impossible to determine which lines or segments are parallel.
Therefore, the answer to the question is that no segments or lines are parallel based on the information provided.
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Please help me!
NO BOTS please
Answer:
\(8<\sqrt{66}<9\)
Step-by-step explanation:
\(64<66<81 \implies 8<\sqrt{66}<9\)
D = {x|x is a whole number}
E = {x|x is a perfect square between 1 and 9}
F = {x|x is an even number greater than or equal to 2 and less than 9}
The number 4 is D ∩ (E ∩ F).
True
False
D = {x|x is a whole number}
E = {x|x is a perfect square between 1 and 9}
F = {x|x is an even number greater than or equal to 2 and less than 9}
D ∩ F is {4, 6}.
True
False
Answer:
The statement "The number 4 is D ∩ (E ∩ F)" is true.
Step-by-step explanation:
Firstly, let's find E ∩ F:
E = {1, 4, 9}
F = {2, 4, 6, 8}
E ∩ F = {4}
Now we can find D ∩ (E ∩ F):
D = {..., -2, -1, 0, 1, 2, 3, 4, 5, 6, ...}
D ∩ (E ∩ F) = {4}
Therefore, the statement is true.
The statement "D ∩ F is {4, 6}" is false.
Let's find D ∩ F:
D = {..., -2, -1, 0, 1, 2, 3, 4, 5, 6, ...}
F = {2, 4, 6, 8}
D ∩ F = {2, 4, 6}
Therefore, the statement is false.