Answer:
y=-5x+4
Step-by-step explanation:
First lets find the midpoint of the points (-5,3) and (5,5).
(0,4) is the midpoint by the midpoint formula.
Next we find the slope of the 2 points.
2/10 or 1/5
To find the perpendicular bisector, we need to find the negative reciprocal of the slope, which is -5x. However, we want the line to pass through (0,4), so we make the y-intercept 4.
Therfore, the answer is y=-5x+4
Why was Yellowstone National Park created?
A. to set aside land for animals as more people moved west
B. to protect bears from humans and other predators
C. to keep different types of animals together in one place
D. to stop people from moving further west
Answer:
Step-by-step explanation:
The answer is A. to set aside land for animals as more people moved west
find the LCM of 15 and 5
Your answer is in the attachment...
hope it helps you!!
What is the image point of (2,8) after the transformation rx-axis D₂?
After transformation, the point (-1,2) in the image would be (-1,-2)
What is composition of transformations?Each transformation applied to the prior image is combined into a composition of transformations. The result of a translation is identical to a composition of reflections across parallel lines (twice the distance between the parallel lines). The composite transformation is carried out by multiplying the matrix in order from the right to the left side if it is represented as a column. The output from the preceding matrix is multiplied by the new matrix that will follow.
First, we must mirror the point (-1, 2) around the line y=-x.
(X, Y) is the rule (-y,-x)
you obtain (-1,2)—>(-2,1) (-2,1)
At this point, you must rotate (-2,1) by 90 degrees.
(X, Y) is the rule ( -y,x)
so (-2,1)—> (-1,-2) (-1,-2)
After transformation, the point (-1,2) in the image would be (-1,-2)
The complete question is,
What is the image point of (-1,2) after the transformation R 90° ry=-x
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Solve the problem below: 624+ 34+ 312+ 85=
A table is being sold for 67% off the regular price the sale price is $536 what is the regular price
Answer:
Step-by-step explanation:
Use a simple Equation
Price = Number x Price
So Price = 536.
Since it was 67% off we multiple the price of the original by .67.
So
536 = .67x
Solve for x = 536/.67 = 800
The original Price is $800.
check by multiplying by the sale %.
help plsssssssssssssssssssssssssssssssss
Answer:
I guess it is $105.Not so sure about my answer...
Let (1=1,2,3, 4, 5, 6, 7, 8, 9, 10
The list of elements in the sets are as follows:
A. A ∩ B = {2, 9}
B. B ∩ C = {2, 3}
C. A ∪ B ∪ C = {1, 2, 3, 5, 7, 8, 9, 10}
D. B ∪ C = {2, 3, 5, 7, 9, 10}
How to find the elements in a set?Set are defined as the collection of objects whose elements are fixed and can not be changed.
Therefore,
universal set = U = {1,2,3, 4, 5, 6, 7, 8, 9, 10}
A = {1, 2, 7, 8, 9}
B = {2, 3, 5, 9}
C = {2, 3, 7, 10}
Therefore,
A.
A ∩ B = {2, 9}
B.
B ∩ C = {2, 3}
C.
A ∪ B ∪ C = {1, 2, 3, 5, 7, 8, 9, 10}
D.
B ∪ C = {2, 3, 5, 7, 9, 10}
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In need of help immediately !!!
hi! Can someone please help me out? Thank you so much :) I’ll give brainly. Question is in image
Answer:
d) 189.3 in²
Step-by-step explanation:
Area of rectangle is,
→ w × l
→ 10 × 15
→ 150 in²
Area of semi circle is,
→ (1/2)πr²
→ (1/2) × 3.14 × (5)²
→ 1.57 × 25
→ 39.3 in²
Now the total area will be,
→ 150 + 39
→ 189.3 in²
Thus, total area is 189.3 in².
Lacey is thinking of a number. Her number is a factor of 30, and a composite number. Which of these could be Lacey's number?
30
8
5
15
Answer:
(A)30
(D)15
Step-by-step explanation:
Factors of 30 are 1,2,3,5,6,10,15 and 30
A composite number is any number that is not prime.
From the given options, the factors of 30 are 30, 5 and 15.
However, 5 is not a composite number.
Therefore, the number that Lacey could be thinking of will either be 30 or 15.
Kristen has 3/4
yards of ribbon. She wants to cut it into equal parts to make hair ribbons for her daughter's 9 dolls. How long, in yards, will each doll's hair ribbon be?
Answer:
3/4 divide by 9 = 0.75/9 = 0.083 yard for each doll's hair ribbon
Step-by-step explanation:
Each doll's hair ribbon will be 0.083 (yards)
The length of each of the daughter's dolls hair ribbon is \(\frac{1}{12} \ yards\)
The given parameters:
amount of ribbon Kristen has \(= \frac{3}{4}\) yards
number of her daughter's dolls = 9
To find:
the length of each doll's hair ribbonTo have equal length of ribbons for each of the doll's hair, we divide the total amount of ribbons by 9, since there 9 dolls.
\(Length \ of \ each \ doll's \ ribbon = (\frac{3 }{4} \times \frac{1}{9})\ yards\\\\Length \ of \ each \ doll's \ ribbon = (\frac{3}{36} ) \ yards\\\\Length \ of \ each \ doll's \ ribbon = \frac{1}{12} \ yards\)
Thus, the length of the each doll's hair ribbon is \(\frac{1}{12} \ yards\)
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1 who staple food of the Vedic Aryan was ?
A) Barley and rice B) Milk and its products
C) Rice and pulses D) Vegetables and fruits
e) IAS CHINADU KUMAR KHAN f) IAS CHINADU
z
Answer: barley and rice
Step-by-step explanation:
Find the radius of this circle
Answer:
the radius is 3
Step-by-step explanation:
3 to the second power is the only number that would equal 9 and the circle tells us that the ending value of r is 9
hope this helps <3
Many years ago, the towns of Franklin and Chester agreed to begin posting their populations on signs just outside of their towns. They also agreed to update their signs once per year at the beginning of the year.
During year 111, Franklin's sign read "\text{Franklin: Population of } 20{,}000Franklin: Population of 20,000start text, F, r, a, n, k, l, i, n, colon, space, P, o, p, u, l, a, t, i, o, n, space, o, f, space, end text, 20, comma, 000", while Chester's sign read "\text{Chester: Population of } 25{,}000Chester: Population of 25,000start text, C, h, e, s, t, e, r, colon, space, P, o, p, u, l, a, t, i, o, n, space, o, f, space, end text, 25, comma, 000". Each year, the populations grew. Specifically, Franklin's population grew by 5\%5%5, percent each year, and Chester's population grew by 500500500 people each year.
What is the first year in which Franklin's sign shows a larger number than Chester's sign?
Answer:
In the 9th year, the population of Franklin will exceed Chester.
We have two equations in this problem.
y = 20000(1.05)^x
y = 25000 + 500x
There are a few options to determine the answer.
1) Create a chart for each city.
2) Use a graphing calculator to graph them.
3) Solve the equation to determine when they are equal.
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
Factor each polynomial. Look for a GCF first.
2x²-8k-90
O
2 (x-9) (x - 5)
2 (x + 9) (x + 5)
2 (x − 9) (x + 5)
2 (x + 9) (x - 5)
Answer:
Step-by-step explanation:
First, you could factor 2 out of the whole thing. The result would be 2(x^2-4x-45). Now we find the factors of 45 which are 1, 45, 5, 9, 15, 3. We have to find the pair that adds up to 4, and multiply to get 45. After some guess and check, we can find that 5 and 9 are those numbers. Now we have to get the right signs. Since the result is a negative number for -8k, and -90, the number that is a negative must be less than the other negative. -9<-5, so the answer would be 2(x-9)(x+5)
I need help with this question please with details
The dimensions of the rectangular box are given as follows:
All the dimensions.
A. 6 inches long, 3 inches wide, 3 inches tallB. 9 inches long, 2 inches wide, 3 inches tallC. 18 inches long, 3 inches wide, 1 inch tallD. 27 inches long, 2 inches wide, 1 inches tallHow to obtain the volume of a rectangular prism?The volume of a rectangular prism, with dimensions length, width and height, is given by the multiplication of these dimensions, according to the equation presented as follows:
Volume = length x width x height.
The box's volume is obtained as follows:
54 x 1³ = 128 x (3/4)³ = 54 cubic inches. (the volume of a cube is the side length cubed)
Hence all the options can be the dimensions of the box, as all the options have a multiplication resulting in 54.
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What is the value of the expression
x2 + y2 + x - y
when x = -1 and y = 3
Answer:
ahhh i dont remeber
i cannot figure this out for the life of me. any help?
Find f(3) for the
piece-wise function.
f(x) =
x+1
X
if x > 0
if x ≤ 0
f(3) = [?]
Answer:
f(3) = 3 + 1 = 4
Step-by-step explanation:
Since 3 > 0, we need to focus on the part of the function where x > 0. So:
f(3) = 3 + 1 = 4.
Which triangle is △ABC similar to and why?
Answer:
can we get a picture
Step-by-step explanation:
Traditionally, the earth's surface has been modeled as a sphere, but the World Geodetic System of 1984 (WGS-84) uses an ellipsoid as a more accurate model. It places the center of the earth at the origin and the north pole on the positive z-axis. The distance from the center to the poles is 6356.523 km and the distance to a point on the equator is 6378.137 km. Meridians (curves of equal longitude) are traces in planes of the form y=mx.
Required:
a. Find an equation of the earth's surface.
b. What is the shape of these meridians?
Answer:
a) x²/(6378.137)² + y²/(6378.137)² + z²/(6356.523)² = 1
b) x²/(6378.137)²/(1+m²) + z²/(6356.523)² = 1
Step-by-step explanation:
a)
We know that the general equation of the ellipsoid with center at the origin is
x²/a² + y²/b² + z²/c² = 1
Since the north pole is along the z-axis and north pole is at a distance of 6356.523 km from the center, so c = 6356.523
And the distance between center to a point on the equator is 6378.137 km so we have, a = b = 6378.137
Thus, the equation of the earth's surface as used by WGS-84 is
x²/(6378.137)² + y²/(6378.137)² + z²/(6356.523)² = 1
b)
Meridians are traces in planes of the form y=mx, so the equation of paraboloid gives;
x²/(6378.137)² + m²x²/(6378.137)² + z²/(6356.523)² = 1
x²/(6378.137)²/(1+m²) + z²/(6356.523)² = 1
The angles of a triangle add up to 180 degrees.
The second angle is 15 degrees larger than the smallest angle.
The third angle is 3 times as big as the smallest angle.
Find the measure of the smallest angle (in degrees)
Answer:
33°
Step-by-step explanation:
We were given that:
1- The angles of a triangle add up to 180 degrees
2- The second angle is 15 degrees larger than the smallest angle
3- The third angle is 3 times as big as the smallest angle
So, first of all, let's call the smallest angle x.
the second angle will be (x + 15°) since it is 15 degrees greater than the smallest angle
and the third will be 3x, since it is 3 times bigger than the smallest angle.
With the information we have, we can form an equation!
180° = x + (x+ 15°) + 3x
180° = 5x + 15°
180° - 15° = 5x + 15° - 15°
165° = 5x
165°/5 = 5x/5
33° = x
therefore, the smallest angle measures 33° degrees, the second angle measures 48° and the third angle measures 99°.
99° + 33° + 48° = 180°
so it is safe to say this answer is correct!
If the angles of a triangle add up to 180 degrees. The second angle is 15 degrees larger than the smallest angle. The third angle is 3 times as big as the smallest angle then 35 degree is the measure of the smallest angle.
The sum of three angles is 180 degrees
Let the smallest angle be x
The second angle is 15 degrees larger than the smallest angle.
The third angle is 3 times as big as the smallest angle.
We need to find smallest angle.
What is angle sum property of triangle?The sum of three angles of a triangle is 180 degrees
Let the smallest angle be x
The second angle is 15 degrees larger than the smallest angle.
The third angle is 3 times as big as the smallest angle.
We need to find smallest angle x=?
x+(x+15)+3x=180
2x+15+3x=180
5x+15=180
5x=165
Divide both sides by 5.
x=35
Therefore the smallest angle is 35 degree.
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A closet in Shivani's house is 2 yards by 1 yard. How much would it cost to put a new floor in the closet if the flooring costs $38.00 per square yard?
The amount it would cost to put a new floor in the closet is $76.00
Calculating how much it would cost to put a new floor in the closetFrom the question, we are to calculate how much it would cost to put a new floor in the closet
From the given information,
A closet in the house is 2 yards by 1 yard.
To determine how much it would cost to put a new floor in the closet,
First,
We calculate the area of the closet
Area of the closet = 2 yard × 1 yard
Area of the closet = 2 square yards
Now,
From the given information,
The flooring costs $38.00 per square yard
Thus,
The amount it would cost to put a new floor in the closet is
2 × $38.00
= $76.00
Hence,
The amount it would cost is $76.00
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If f (x)=x^2, then f (4) = 4^2= 16
Can someone please help? I just don’t understand thank you.
The simplified form of the given expression is 1. Using the trigonometric functions sin b = 7/25.
What is Pythagorean identity?The Pythagorean identity is a trigonometric identity that relates the values of sine and cosine of an angle in a right triangle.
According to question:a)Given cos(b) = 24/25, we can use the Pythagorean identity to find sin(b):
sin(b) = √(1 - cos²(b))
= √(1 - (24/25)²)
= √(1 - 576/625)
= √(49/625)
= 7/25
Now we can use the definitions of the trigonometric functions to find the remaining values:
cos(b) = 24/25
sin(b) = 7/25
tan(b) = sin(b)/cos(b) = (7/25)/(24/25) = 7/24
csc(b) = 1/sin(b) = 25/7
sec(b) = 1/cos(b) = 25/24
cot(b) = 1/tan(b) = (24/7)
b) By simplifying the given expression using the identity:
\(tan x = sin x / cos x\)
\(cos x+sinxtanx=cosx+sinx(sinx/cosx)\)
By multiplying through by cos x,
cos² x + sin x sin x = cos² x + sin²x
Using the identity sin² x + cos² x = 1,
cos² x + sin² x = 1
cos x + sin x tan x = 1
The simplified form of the given expression is 1.
c) tan²α(csc²α-1)=1 for all values of α where csc α ≠ 0.
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A principal of $7000 is invested in an account paying an annual rate of 4%. Find the amount in the account after 4 years if the account is compounded semiannually.
quarterly, and monthly
(a) The amount in the account after 4 years if the account is compounded semiannually is $0.
(Round to the nearest cent.)
Answer:A=P{1+r/n}^nt. A is the end value, P the start. r is the rate, divided by n, the number of compoundings per year. t is the number of years.
semiannual is 2 compoundings
A=7000{1+(0.055/2)}^6, the 6 from 2 compoundings a year for 3 years. Do the parentheses first, so that you have 1.0.0257^6. When you get that, multiply by $7000. Round at the end, not intermediate steps.
A=$8237.38
-------------------
A=7000{1+(.055/4)}^12=$8246.48. Notice that what is in the parentheses gets smaller, but it gets raised to a higher power.
-------------------
A=7000{1+(0.055/12)}^36=$8252.64
Let register x5 hold the hex number 01a74cd0hex and let x6 hold the hex number 00467b44 hex. If this information is enough, then answer the following three questions, else explain what extra information you may need to proceed.a) (1.5 pts) What are the contents of register x31 after the following instruction is executed? addi x31, x5, 32
b) (1.5pts) What would be the contents of register x28 after the following instruction is executed? add x28, x5, x6
c) (1.5 pts) What would be the contents of register x29 after the following instruction is executed? ld x29, 1056decimal (x30)
d) (1.5 pts) What would be the contents of register x29 after the following instruction is executed? sd x28, 16 decimal (x29)
a) The contents of register x31 after the following instruction is executed? addi x31, x5, 32 is 277968880 decimal.
b) The contents of register x28 after the following instruction is executed is 278427652 decimal.
c)The contents of register x29 after the following instruction is executed is 1056 decimal
d) The contents of register x29 after the following instruction is executed is 278427652 decimal
In computer architecture, registers are special storage locations within the CPU that hold data temporarily. These registers can hold values in binary, decimal, or hexadecimal formats. In this scenario, we have two registers x5 and x6, holding hexadecimal values. We will use these values to answer the given questions about register manipulation.
a) To determine the contents of register x31 after the instruction "addi x31, x5, 32", we need to add 32 to the value in x5 and store the result in x31. The value in x5 is 01a74cd0hex, which is equivalent to 277968848 in decimal. Adding 32 to this value, we get 277968880 decimal. Therefore, the contents of register x31 after the instruction is executed would be 277968880 decimal.
b) To determine the contents of register x28 after the instruction "add x28, x5, x6", we need to add the values in x5 and x6 and store the result in x28. The value in x5 is 01a74cd0hex, which is equivalent to 277968848 decimal. The value in x6 is 00467b44hex, which is equivalent to 458804 decimal. Adding these two values, we get 278427652 decimal. Therefore, the contents of register x28 after the instruction is executed would be 278427652 decimal.
c) To determine the contents of register x29 after the instruction "ld x29, 1056decimal (x30)", we need to load the value at memory location 1056decimal + the value in register x30 into register x29. The value in register x30 is not given in this scenario, so we cannot determine the contents of register x29.
d) To determine the contents of register x29 after the instruction "sd x28, 16 decimal (x29)", we need to store the value in register x28 at memory location 16 decimal + the value in register x29. The contents of register x28 is 278427652 decimal
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help me please I'm in a rush
Answer:
56
Step-by-step explanation:
616 divided by 11 equals the height
please help i need to turn in tomorrow
Answer:
(I will only answer one and I think my explanation can help you understand so you do it yourself) For number 8: the slope-intercept form is: y=-1/3x-11
Step-by-step explanation:
x+3y=-33
3y=-x-33(take away x from both sides of the = sign)
y=-1/3x-11(divide 3 on both sides of the = sign)
The perimeter of a
rectangle is 18 cm. The
longer side is 6 cm. How
long is the shorter side?
Answer: 3
Step-by-step explanation:
Since 6 + 6 is 12 so 3 + 3 is 6 and 12 + 6 is 18 and you multiply each side by two
Answer:
i have made it above picture see it
Assume that the data has a normal distribution and the number of observations is
greater than fifty. Find the critical z value used to test a null hypothesis.
a = 0.05 for a two-tailed test.
O±2.575
O±1.764
O±1.645
O±1.96
-1.96 and 1.96 are the essential z values for a two-tailed test with a significance level of 0.05.
A null hypothesis is what?A null hypothesis is a statistical hypothesis that presupposes that there is no link between two variables in a population or that there is no meaningful difference between two populations. It serves as the beginning point of a statistical hypothesis test and is typically marked as H0. A null hypothesis serves as a reference point against which the alternative hypothesis may be compared. The alternative hypothesis is accepted if there is sufficient evidence from the data to reject the null hypothesis. The null hypothesis is not rejected if there is insufficient evidence in the data to support it.
Using a significance threshold of 0.05, we may use a conventional normal distribution table or calculator to get the essential z value. The value that corresponds to the 0.025 percentile is the crucial z value (or the 0.975 percentile, depending on the direction of the alternative hypothesis).
The z value for the 0.025 percentile, as determined by a typical normal distribution table, is -1.96.
Hence, -1.96 and 1.96 are the essential z values for a two-tailed test with a significance level of 0.05.
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