If the point A (5,4) is rotated 90 degrees clockwise about the point (0,1),what are the coordinates of the point A'?

If The Point A (5,4) Is Rotated 90 Degrees Clockwise About The Point (0,1),what Are The Coordinates Of

Answers

Answer 1

Answer:

To rotate a point 90 degrees clockwise about another point, you can follow these steps:

1. Subtract the coordinates of the center of rotation from the coordinates of the point you want to rotate to translate the center of rotation to the origin.

A translated point A would be: (5 - 0, 4 - 1) = (5, 3)

2. Perform the rotation by swapping the x and y coordinates and negating the new x-coordinate.

The rotated point A' would be: (3, -5)

3. Add the coordinates of the original center of rotation to the rotated coordinates to translate the origin back to the center of rotation.

The final coordinates of point A' would be: (3 + 0, -5 + 1) = (3, -4)

Therefore, the coordinates of point A' after rotating 90 degrees clockwise about the point (0,1) are (3, -4).

Related Questions

Qasim spots an airplane on radar that is currently approaching in a straight line, and that will fly directly overhead. The plane maintains a constant altitude of 7200 feet. Qasim initially measures an angle of elevation of 16 ∘ ∘ to the plane at point � A. At some later time, he measures an angle of elevation of 38 ∘ ∘ to the plane at point � B. Find the distance the plane traveled from point � A to point � B. Round your answer to the nearest foot if necessary.

Answers

The plane traveled approximately 15,806 feet from point A to point B.

How to solve for the distance

tan(angle) = opposite side / adjacent side

Let x be the horizontal distance from Qasim to point A and y be the horizontal distance from Qasim to point B. Then:

tan(16°) = 7200 / x

tan(38°) = 7200 / y

We can solve for x and y:

x = 7200 / tan(16°)

y = 7200 / tan(38°)

Now, we can calculate x and y:

x ≈ 7200 / 0.2878

= 25016.6 feet

y = 7200 / 0.7813

= 9210.7 feet

Finally, to find the distance the plane traveled from point A to point B, we take the difference between y and x:

distance = y - x

= 9210.7 - 25016.6

= -15805.9 feet

we take the absolute value:

distance = 15806 feet (rounded to the nearest foot)

approximately 15,806 feet from point A to point B.

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How many times does 12 go into 72

Answers

Answer:

6 times with a remainder of 0

how do u not know this

skipped basic math have u?

write the alhebraic expression for each graph

Answers

Answer:

[tex]y = 1- |x + 1| [/tex]

got the answer but said that it was wrong still?

Answers

Put in the number 10. It's says round to the nearest 10th.

Find the surface area of
the prism.
The surface area isin.²
8 in.
15 in.
5 in.

Answers

Answer: A = 470 in²

Step-by-step explanation:

          If the given prism is a rectangular prism, we can use the given formula to solve for the surface area of a rectangular prism.

A = 2((8 in)(15 in) + (5 in)(15 in) + (5 in)(8 in))

A = 2(120 in² + 75 in² + 40 in²)

A = 2(235 in²)

A = 470 in²

Immediate help would be much appreciated.

Two parallel lines are cut by a transversal.
If the measure of 4 is 110 degrees, what is the measure of 5?

Answers

The measure of 5 is 110°.

Given, Lines n and p are parallel to each other and have transversal t.

To find: The value of angle 5.

Therefore, the sum of these angles will be 180

Angle 4 = angle 5

Now, they are alternate interior angles.

Therefore,

angle 5 = 110

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solve this exercise using the fact that the sum of the measures of the three angles of a triangle is 180 degrees in a triangle the measures of three angles are x x + 18 + x - 15 what is the measure of each angle​

Answers

The measure of the first Angle is 59 degrees, the second angle is x + 18 = 77 degrees, and the third angle is x - 15 = 44 degrees

In any triangle, the sum of the measures of the three angles is always 180 degrees.

Let x be the measure of the first angle.

The second angle is x + 18 because it is given that the second angle is 18 more than the first angle.

The third angle is x - 15 because it is given that the third angle is 15 less than the first angle.

So, we have:

x + x + 18 + x - 15 = 180

Simplifying and solving for x, we get:

3x + 3 = 180

3x = 177

x = 59

Therefore, the measure of the first angle is 59 degrees, the second angle is x + 18 = 77 degrees, and the third angle is x - 15 = 44 degrees.

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help me find an answer?

Answers

Answer:

The solution is (-2, 0).

Franklin got a Dino Delve activity set for his birthday there are eight dinosaur toys hidden in a large sand bin in Franklin must take to find them according to the manufacture each dinosaur toy has a 10% chance of being a T. rex how likely is it that at least one of the dinosaur toys in Franklin set is a T. rex

Answers

The chances that, at least, one of the dinosaur toys in Franklin's set is a T.rex is 57%.

Probability calculation

We can use the complement rule to find the probability that none of the dinosaur toys in Franklin's set is a T. rex, and then subtract this from 1 to get the probability that at least one of the toys is a T. rex.

The probability that a given toy is not a T. rex is 90%, or 0.9.

Since there are 8 toys in the set, the probability that none of them are T. rex is:

0.9 x 0.9 x 0.9 x 0.9 x 0.9 x 0.9 x 0.9 x 0.9 = 0.43

So the probability that at least one of the toys is a T. rex is:

1 - 0.43 = 0.57, or 57%

In other words, it is 57% likely that at least one of the dinosaur toys in Franklin's set is a T. rex.

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please help i been stuck on it forever i dont understand it at allll

Answers

The answer is B. An input can only match to one output in order for it to be a function.

Give the parametric form of the circle x² + y² = 25
x(t) =
y(t) =

Answers

The parametric form of the circle x² + y² = 25 is:x(t) = 5 cos(t)y(t) = 5 sin(t)

This is an exercise in parametric equations, which are a way of representing a curve or surface on the plane or in space using arbitrary values or a constant called a parameter instead of using an independent variable. In the case of circles, the points (x,y) can be expressed from a single variable θ, which is called a parameter. The parametric equations of a circle with radius r ≥ 0 and center (h,k) are given by x = h + rcosθ y = k + rsinθ, where 0 < θ < 2π. The parametric equation of a circle can be expressed from the angle θ of the point through the circle with respect to the x-coordinate axis. The parametric equations of the conics, including the circumference, can be deparameterized to obtain the canonical equation.

The parametric equation of a circle can be expressed from the angle θ of the point through the circle with respect to the x-coordinate axis. The angle can be expressed in radians (θ∈[0,2π]) or sexagesimal degrees (θ∈[0º,360º]). The parametric equation of a circle with center C=(-1,3) and radius r=2 cm is defined by x = -1 + 2cosθ and y = 3 + 2sinθ.

The parametric equations of a curve are expressed from the variable (or parameter) t, such that x = x(t) and y = y(t). Each value of t determines a point (x,y) in the plane. The parametric equations of a circle with radius r ≥ 0 and center (h,k) are given by x = h + rcosθ y = k + rsinθ, where 0 < θ < 2π. The parametric equation of a circle centered at the origin and with radius r is x² + y² = r².

The parametric equations for a curve are not unique. They represent the same circle with center at (0,0) and radius R. The parametric equations of the conics, including the circumference, can be deparameterized to obtain the canonical equation. To go from the parametric to the Cartesian equations, the parameter t must be eliminated. The parametric equations of a point on a circle of radius r at an angle θ are x = rcos(θ) and y = rsin(θ).

To get this parametric form of x² + y² = 25, we can use the trigonometric identities:

cos²(t) + sin²(t) = 1

Multiplying both sides by 25, we get:

25 cos²(t) + 25 sin²(t) = 25

Which is equivalent to:

x² + y² = 25

Therefore, we can write:

x(t) = 5 cos(t), y(t) = 5 sin(t)

The parametric form of the circle x² + y² = 25 is:x(t) = 5 cos(t)y(t) = 5 sin(t)

This means that for every value of t in the interval 0≤t≤2π, we can get a point on the circle.

Graphic attached

Suppose y varies inversely with x, and y = 5 when x = 15. What is the value of y when x = 25 ?

Answers

The value of y is 3 when x = 25.

When two variables, x, and y, vary inversely, it means that as one variable increases, the other decreases in a proportional manner. In other words, their product is constant.

Mathematically, this relationship can be expressed as:

y = k/x

where k is the constant of proportionality.

To solve the problem, we are given that y = 5 when x = 15, which can be rewritten as:

5 = k/15

To find the value of y when x = 25, we need to first determine the value of k. We can do this by rearranging the equation above to solve for k:

k = 5 x 15 = 75

Now that we know the constant of proportionality, we can use it to find the value of y when x = 25:

y = k/x = 75/25 = 3

Therefore, when x = 25, y = 3. This means that as x increases from 15 to 25, y decreases from 5 to 3, in accordance with the inverse variation relationship between x and y.

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The hypotenuse of a right triangle is 10 units, and one of the acute angles is 40°. To the nearest tenth, what are the lengths of the legs?

Answers

The lengths of the legs are 7.7 units and 6.4 units

How to determine the value

To determine the lengths of the legs of the triangle, we have that;

We need to know the different trigonometric identities. These identities are expressed as;

sinecosinetangentcotangentsecantcosecant

From the information given, we have that;

Using the sine identity;

sin θ = opposite/hypotenuse

Substitute the values

sin 40 = x/10

cross multiply the values, we get;

x = 6. 4 units

Using the cosine identity;

cos 40 = y/10

y = 7. 7 units

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The length of the other two legs are 6.4 and 7.6

What is trigonometric ratio?

The trigonometric functions are real functions which relate an angle of a right-angled triangle to ratios of two side lengths.

Sin(tetha) = opp/hyp

cos(tetha) = adj/hyp

tan(tetha) = opp/adj

Since the hypotenuse is 10, we are going to find the other legs of the right triangle using the trig functions.

sin40 = opp/hyp

0.643 = opp/10

opp = 0.643 × 10

opp = 6.4

Cos 40 = adj/hyp

0.766 = adj/10

adj = 0.766 × 10

adj = 7.6

Therefore the length of other two legs are 6.4 and 7.6

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A water bottle is 3/4 full. Half of the water is drained. Now, 6 ounces of water remain in the bottle. What is the capacity of the bottle?

Answers

The capacity of the bottle is 16 ounces

Calculating the capacity of the bottle?

From the question, we have the following parameters that can be used in our computation:

A water bottle is 3/4 full.

When half of the water is drained, we have

Remainder = 1/2 * 3/4x

Evaluate

Remainder = 3/8x

Where x is the capacity of the bottle

We understand that 6 ounces of water remain in the bottle.

This means that

3/8x = 6

So, we have

x = 8 * 6/3

Evaluate

x = 16

Hence. the capacity of the bottle is 16 ounces

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Sam theows a ball up into the air and watches it come down. The equation for the height, h, in relation to time,t , is h=5f^2+25t. What is the range for height of the ball

Answers

Answer:

h = 5t²+ 25t

from projectiles

h = u²sin²∆ / 2g

taking the angle to be ∆

and range is u²sin2∆/g

Therefore integrate the equation h= 5t²+25t

R = 5t³/3 + 25t²/2 + t

(PEPPER FOOD DELIVERY) PLEASE READ FIRST

I just need to know how to do the math to answer the question. In the picture I am sending, it is not the full chart, but shows all the sections that are in it. I JUST NEED TO KNOW HOW TO DO THE MATH to answer this big question. DO NOT give me an answer because I did not provide all of the data to do the whole math problem since I can only post one photo at a time, just please tell me what I need to do for each part of this big question to properly answer it thats all.




following types of accounts (link):
• Asset Liability Equity • Revenue Expense $ J Calculate the following items using formulas in Excel (link)

• Total assets as of January 31, 2020 (put formula in Cell C84)

• Total liabilities as of January 31, 2020 (put formula in Cell 085) Revenues for the month ending January 31, 2020 (put formula in Cell C89) Expenses for the month ending January 31, 2020 (put formula in Cell C90)

• ● 4 • Net income for the month ending January 31, 2020 (put formula in Cell C91) Equity as of January 31, 2020 (put formula in Cell C86)Hint: Equity will be Common Stock + Retained Earnings + Net income - Dividends

4. Total liabilities and equity as of January 31, 2020 (put formula in Cell C87)Using your Excel worksheet and your answers to Requirement 2, answer the following questions:

a. What would the accounting equation (link) for Pepper Food Delivery be as of January 31, 2020?

b. What accounts would be found on Pepper Food Delivery's balance sheet (link) as of January 31, 2020?

c. What accounts would be found on Pepper's income statement (link) for the month ended January 31, 2020?

d. Did Pepper Food Delivery have a profitable month? How do you know?

e. What is the total amount that Pepper Food Delivery owes as of January 31, 2020?

4. What was Pepper Food Delivery's largest total expense for January?​

Answers

It seems that the question is related to accounting and financial statements of Pepper Food Delivery, and it requires the use of formulas in Excel. Here are the steps to answer each part of the question:

1. Total assets as of January 31, 2020 (put formula in Cell C84):
To calculate the total assets, add up all the values under the asset column. The formula for cell C84 would be "=SUM(B4:B81)" (assuming that the assets start from row 4 and end at row 81).

2. Total liabilities as of January 31, 2020 (put formula in Cell C85):
To calculate the total liabilities, add up all the values under the liabilities column. The formula for cell C85 would be "=SUM(B87:B99)" (assuming that the liabilities start from row 87 and end at row 99).

3. Revenues for the month ending January 31, 2020 (put formula in Cell C89):
To calculate the total revenue for the month of January, add up all the values under the revenue column. The formula for cell C89 would be "=SUM(B66:B81)" (assuming that the revenues start from row 66 and end at row 81).

4. Expenses for the month ending January 31, 2020 (put formula in Cell C90):
To calculate the total expenses for the month of January, add up all the values under the expense column. The formula for cell C90 would be "=SUM(B51:B64)" (assuming that the expenses start from row 51 and end at row 64).

5. Net income for the month ending January 31, 2020 (put formula in Cell C91):
To calculate the net income, subtract the total expenses from the total revenues. The formula for cell C91 would be "=C89-C90".

6. Equity as of January 31, 2020 (put formula in Cell C86):
To calculate the equity, add up the values of common stock, retained earnings, and net income, and then subtract the value of dividends. The formula for cell C86 would be "=B3+B84+C91-B101" (assuming that the values for common stock, retained earnings, net income, and dividends are in cells B3, B84, C91, and B101, respectively).

7. Total liabilities and equity as of January 31, 2020 (put formula in Cell C87):
To calculate the total liabilities and equity, add up the values of liabilities and equity. The formula for cell C87 would be "=C85+C86".

Using the results from the above calculations, the questions can be answered as follows:

a. What would the accounting equation for Pepper Food Delivery be as of January 31, 2020?
The accounting equation for Pepper Food Delivery as of January 31, 2020 would be: Assets = Liabilities + Equity

b. What accounts would be found on Pepper Food Delivery's balance sheet as of January 31, 2020?
The balance sheet of Pepper Food Delivery would include assets, liabilities, and equity as of January 31, 2020.

c. What accounts would be found on Pepper's income statement for the month ended January 31, 2020?
The income statement of Pepper Food Delivery for the month ended January 31, 2020 would include revenues and expenses.

d. Did Pepper Food Delivery have a profitable month? How do you know?
To determine if Pepper Food Delivery had a profitable month, check if the net income is positive or negative. If the net income is positive, then the company had a profitable month. If it is negative, then the company had a loss. The result can
Final answer:

You'll need to build Excel formulas using =SUM() function on specified cells in order to calculate total assets, total liabilities, revenue, and expenses. To calculate net income, subtract total expense from total revenue. Calculate Equity by summing common stock, retained earnings, and net income, then subtracting dividends. Finally, sum total liabilities and total equity.

Explanation:

To answer these questions, you are required to have Excel skills and basic understanding of business accounting principles. Let's break it down per section:

Total assets as of January 31, 2020. You simply need to calculate the sum of all the Asset accounts for that date. You would use the SUM formula in Excel like this: =SUM(range of cells with asset values). Total liabilities as of January 31, 2020. The same as assets, you calculate the sum of all the Liability accounts for that date. The SUM formula is the same as the one used for assets. The Revenues for the month ending January 31, 2020. This is the total sales the business had during January. Again, use the SUM formula to add all the relevant revenue accounts together. Expense for the month ending January 31, 2020. You should add up all expense account figures within that time frame using the SUM formula. Net income for the end of January. This can be derived by subtracting Total Expenses (C90) from Total Revenues (C89). Equity as of January 31, 2020. This is calculated as common stock, plus retained earnings, plus net income, minus dividends. Total liabilities and equity as of January 31, 2020. This is achieved by summing the total liabilities (C85) and total equity (C86).

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What are the equivalent fractions for the following number? Show all your work.​

Answers

The equivalent value of the fraction is A = 533 / 99

Given data ,

To find equivalent fractions for the repeating decimal 5.38383838..., we can use the concept of converting a repeating decimal to a fraction.

Let's denote the repeating decimal as x: x = 5.38383838...

Step 1:

Multiply x by a power of 10 to eliminate the repeating part.

100x = 538.38383838...

Step 2:

Subtract x from the product obtained in Step 1 to eliminate the repeating part.

100x - x = 538.38383838... - 5.38383838...

99x = 533

Step 3:

Solve for x by dividing both sides by 99.

x = 533 / 99

Hence , the fraction is A = 533 / 99

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Find the x-coordinate of the inflection points for the function
guys pls help

Answers

After considering the given data we conclude that the x-coordinate of the inflection points for the function are x = - 2 and x = 2, which is option A.

To evaluate the x-coordinate of the inflection points for the function f(x) = ln(x² + 4) we need to evaluate the second derivative of the function and find for x when the second derivative equals zero.
The first derivative of f(x) is:
f' * (x) = (2x)/(x² + 4)
The second derivative of f(x) is:
f"(x) = 2(x² + 4)-4x² /(x²+4)² = 8 - 2x²/(x²+4)²
To evaluate the inflection points, we need to find the equation f'' (x) = 0 for x:
8 - 2x²/(x²+4)² = 0
After applying simplification this equation, we get:
8 - 2x² = 0
Evaluating for x, we get:
x = +/- √4) = +/- 2
Therefore, the x-coordinate of the inflection points for the function f(x) = ln(x² + 4)
x = - 2 and x = 2 .
The answer is A. x = - 2 and x = 2.
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Can you help me with this question please?

Answers

A. The initial size of the culture is 222.11

B. The doubling period is approximately 13.53 minutes.

C. The population after 100 minutes is 5807.76

D . The population will reach 13000 after approximately 44.59 minutes.

How did we get these values?

Use the formula for exponential growth:

N = N0 × eʳᵗ

where N is the population size at time t, N0 is the initial population size, r is the growth rate, and t is the time elapsed.

Using the given data:

At t=10, N=500

500 = N0 × eʳ×¹⁰

At t=30, N=1500

1500 = N0 × eʳ׳⁰

To solve for N0 and r, we can divide the second equation by the first:

¹⁵⁰⁰/₅₀₀ = eʳ׳⁰ / eʳ×¹⁰

3 = eʳ× ²⁰

Taking the natural logarithm of both sides:

ln(3) = r × 20

r = ln³/₂₀

r ≈ 0.0513 (rounded to 4 decimal places)

Now we can use N = N0 × eʳᵗ to answer the remaining questions:

- The initial size of the culture is:

N0 = N / eʳᵗ = 500 / ₑ(0.0513×10) ≈ 222.11 (rounded to 2 decimal places)

- The doubling period is the time it takes for the population to double. Find this by setting N = 2N0 and solving for t:

2N0 = N0 × eʳᵗ

2 = eʳᵗ

ln(2) = rt

t = ln²/ᵣ

t ≈ 13.53 (rounded to 2 decimal places)

So the doubling period is approximately 13.53 minutes.

- The population after 100 minutes is:

N = N0 × eʳᵗ = 222.11 × ₑ(0.0513×100) ≈ 5807.76 (rounded to 2 decimal places)

- To find when the population reaches 13000, we can solve N = 13000 for t:

13000 = N0 × eʳᵗ

13000 = 222.11 × ₑ(0.0513t)

58.56 = ₑ(0.0513t)

ln(58.56) = 0.0513t

t ≈ 44.59 (rounded to 2 decimal places)

So the population will reach 13000 after approximately 44.59 minutes.

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A university class has 27 students: 13 are history majors, 8 are accounting majors, and 6 are art majors. (Each student has only one of these majors.) The professor is planning to select two of the students for a demonstration. The first student will be selected at random, and then the second student will be selected at random from the remaining students. What is the probability that the first student selected is an accounting major and the second student is an art major?

Answers

Answer:

8/27

Step-by-step explanation:

There are a total of 27 students in the class, and 8 of them are accounting majors. Therefore, the probability of the first student selected being an accounting major is 8/27.

After the first student is selected, there will be 26 students remaining, out of which 6 are art majors. Therefore, the probability of the second student selected being an art major, given that the first student was an accounting major, is 6/26.

To find the probability of both events occurring together, we need to multiply the individual probabilities:

P(accounting major first) * P(art major second | accounting major first)

= (8/27) * (6/26)

= 48/702

= 8/117

A rectangular pyramid has a base that is 14 yards long and 14 yards wide. The pyramid's slant height is 12 yards. What is its surface area?

Answers

The surface area of the rectangular pyramid is approximately 387.6 square yards.

To find the surface area of a rectangular pyramid, we need to find the area of the base and the area of the four triangular faces.

The area of the base is:

Area of base = length x width

Area of base = 14 yards x 14 yards

Area of base = 196 square yards

To find the area of the four triangular faces, we need to first find the height of each triangle using the Pythagorean theorem.

The Pythagorean theorem states that in a right triangle, the sum of the squares of the legs (the two shorter sides) is equal to the square of the hypotenuse (the longest side).

In this case, the hypotenuse is the slant height of the pyramid, which is 12 yards. The legs are half the length and width of the base, which are both 7 yards.

So we have:

h² + 7² = 12²

h² + 49 = 144

h² = 95

h = √95

Now we can find the area of each triangular face using the formula:

Area of triangle = 1/2 x base x height

The base of each triangle is 14 yards, and the height is √95 yards. So we have:

Area of triangle = 1/2 x 14 yards x √95 yards

Area of triangle = 7√95 square yards

There are four triangular faces, so the total area of the four triangular faces is:

Total area of triangular faces = 4 x 7√95 square yards

Total area of triangular faces = 28√95 square yards

Finally, we can find the total surface area by adding the area of the base and the area of the four triangular faces:

Total surface area = Area of base + Total area of triangular faces

Total surface area = 196 square yards + 28√95 square yards

Total surface area ≈ 387.6 square yards (rounded to one decimal place)

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mang pedro walks off a patch of garden for tomatoes. he walks 14feet north 7 feet west and 15 feet straight back to where he started .what is the area of mang pedro's tomato patch

Answers

Answer:

49 [tex]ft^{2}[/tex]

Step-by-step explanation:

a = 1/2 (bh)

a = 1/2(7x14)

a = 49

Helping in the name of Jesus.

help please which one of this is and what is the x and y

Answers

The value x, y and z from the given matrix are -3.65, -4.5 and 2.2 respectively.

From the given matrix,

[tex]\left[\begin{array}{ccc}-2&6&-7\\2&-7&-3\\6&-4&-6\end{array}\right] \left[\begin{array}{ccc}x\\y\\z\end{array}\right] =\left[\begin{array}{ccc}-47\\22\\-10\end{array}\right][/tex]

[tex]\left[\begin{array}{ccc}-2x+6y-7z\\2x-7y-z\\6x-4y-6z\end{array}\right] =\left[\begin{array}{ccc}-47\\22\\-10\end{array}\right][/tex]

-2x+6y-7z=-47  -------(i)

2x-7y-z=22 ---------(ii)

6x-4y-6z=-10 ---------(iii)

Add equation (i) and (ii), we get

-2x+6y-7z+2x-7y-z=-47+22

-y-8z=-27 ---------(iv)

Multiply equation (ii) by 3, we get

6x-21y-3z=66  ---------(v)

Subtract equation (iii) from (v), we get

6x-21y-3z-(6x-4y-6z)=66-(-10)

6x-21y-3z-6x+4y+6z=76

-17y+3z=76  ---------(vi)

Multiply equation (iv) by 17, we get

-17y-136z=-216  ---------(vii)

Subtract equation (vi) from (vii), we get

-17y-136z-(-17y+3z)=-216-76

-133z=-292

z=-292/(-133)

z=2.2

Substitute z=2.2 in equation (vii), we get

-17y-136(2.2)=-216

-17y-292.6=-216

-17y=-216+292.6

-17y=76.6

y=-4.5

Substitute y=-4.5 and z=2.2 in equation (ii), we get

2x-7y-z=22

2x-7(-4.5)-2.2=22

2x+31.5-2.2=22

2x+29.3=22

2x=22-29.3

2x=-7.3

x= -7.3/2

x= -3.65

Therefore, the value x, y and z from the given matrix are -3.65, -4.5 and 2.2 respectively.

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How many combinations are possible? Assume the items are distinct.
7 items chosen 2 at a time
____ combinations

Answers

Answer:

21 combinations

-----------------------

Find the combination of 2 out of 7:

7C2 = 7!/[(7-2)! * 2!] = 7! / (5! * 2!) = 6*7/2 = 21

There are 21 combinations.

Find the distance around each figure. Use 3.14 as an approximation for π(pie)
30. The figure is made up of a rectangle and two identical semicircles.

Answers

Answer:

Step-by-step explanation:

ASAP!!!!!!!!!! Euler's formula, V – E + F = 2 relates the number of vertices V, the number of edges E, and the number of faces F of a polyhedron. How many faces does a polyhedron with 5 vertices and 8 edges have?

A. 7
B. 6
C. 4
D. 5



(55 points to who gets it first)

Answers

Answer:

5

Step-by-step explanation:

v - e + f =2

5 - 8 + f = 2

f = 2 - 5 + 8

= 5

Using Euler's formula, V – E + F = 2, we can find the number of faces F a polyhedron with 5 vertices and 8 edges has.

Substituting V = 5 and E = 8 into the formula gives:

5 - 8 + F = 2

Simplifying gives:

F = 5

Therefore, the polyhedron has 5 faces.

The answer is D.

Snow-House sells a $1,248 snow thrower on the installment plan. The installment agreement includes a 20% down payment and 12 monthly payments of $116 each. What is the total cost of the snow thrower on the installment plan?

Answers

The total cost of the snow thrower on the installment plan is $1,641.60.

To find the total cost of the snow thrower on the installment plan, we will first calculate the down payment and then add the total monthly payments. Here's the step-by-step explanation:
1. Calculate the down payment:
Down payment = 20% of the original price
Down payment = 0.20 * $1,248
Down payment = $249.60
2. Calculate the total of the 12 monthly payments:
Total monthly payments = 12 * $116
Total monthly payments = $1,392
3. Calculate the total cost on the installment plan:
Total cost = Down payment + Total monthly payments
Total cost = $249.60 + $1,392
Total cost = $1,641.60
So, the total cost of the snow thrower on the installment plan is $1,641.60.

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Find the area under the curve
from 1 to 2.
thank you guys sm

Answers

2.883

I used Desmos graphing calculator to find this answer.

Brenda sells balloon bouquets. She charges the same price for each balloon in a bouquet. The costs for several bouquets are shown in the table. Write an equation that relates the cost of a bouquet to the number of balloons in the bouquet.

Answers

The equation that relates the cost of a bouquet to the number of balloons in the bouquet is: Y = 5.75x

The bouquet with 6 balloons, and the cost per balloon is:

34.50 / 6 = 5.75

We can repeat this process for each bouquet to get:

6 balloons: cost per balloon = 5.75

9 balloons: cost per balloon = 3.83

12 balloons: cost per balloon = 3.04

we can write an equation of the form: Y = kx

where Y is the cost of a bouquet,

x is the number of balloons in the bouquet, and

k is a constant that represents the cost per balloon.

To solve for k, we can use any one of the bouquets to get:

34.50 = k(6)

Solving for k, we get:

k = 5.75

Therefore, the equation that relates the cost of a bouquet to the number of balloons in the bouquet is:

Y = 5.75x

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Complete question:

Brenda sells balloon bouquets. She charges the same price for each

balloon in a bouquet. The costs for several bouquets are shown in the

table. Write an equation that relates the cost of a bouquet to the number

of balloons in the bouquet.

Number of balloons,

(x= # of balloons)

6

9

12

(Y=cost)

3

4.50

6

Which measurement is equal to 2 1 2 gallons?

Answers

The Equivalent measurements of a given quantity can be useful in a variety of situations, such as when you need to convert between different units of volume

2 1/2 gallons is equal to various measurements depending on the context, but here are a few common conversions:

- 10 pints: There are 2 pints in a quart, and 4 quarts in a gallon, so 2 1/2 gallons would be 2 x 4 + 2 = 10 pints.

- 20 cups: There are 2 cups in a pint, 2 pints in a quart, and 4 quarts in a gallon, so 2 1/2 gallons would be 2 x 4 x 2 + 2 = 20 cups.

- 640 fluid ounces: There are 8 fluid ounces in a cup, 2 cups in a pint, 2 pints in a quart, and 4 quarts in a gallon, so 2 1/2 gallons would be 4 x 2 x 2 x 8 x 2.5 = 640 fluid ounces.

Knowing the equivalent measurements of a given quantity can be useful in a variety of situations, such as when you need to convert between different units of volume, or when you need to mix ingredients in a recipe.

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