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Cerrena [4.2K]
3 years ago
15

10 points. y = a(x-h)^2 + k

Mathematics
1 answer:
Advocard [28]3 years ago
4 0

Answer:

Option A  \textbf{a}=\frac{\textbf{y-k}}{(\textbf{x-h})^2}

Step-by-step explanation:

Verification: The given equation is

y=a(x-h)^2+k

y-k=a(x-h)^2

\frac{y-k}{(x-h)^2}=a

         which may be written as

a=\frac{y-k}{(x-h)^2}

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Jorge and his two brothers each water the plants. Jorge's watering can holds half as much water as his older brother's watering
ANTONII [103]
For starters, you want to find out how many cups go into a gallon. thats 16, since there are 2 gallons you would do 16x2, which is 32.

Jorges watering can can hold 32 cups
7 0
4 years ago
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In the figure below, the segment is parallel to one side of the triangle. The ratio of 12 to y is 1:2 1:3 1:4 2:3
Brrunno [24]

Answer:

Option B. 1 : 3

Step-by-step explanation:

There are two triangles shown in the picture attached ΔABC and ΔCD.

In these triangles sides AB and DE are parallel and BC is transverse line so ∠ABC = ∠EDC (corresponding angles)

Similarly AC is transverse to parallel lines AB and DE, so ∠BAC = ∠DEC (corresponding angles)

∠ACB is common in both the triangles.

Therefore ΔABC and ΔDEC are similar.

We know in similar triangles corresponding sides are in the same ratio.

\frac{AB}{ED}=\frac{AC}{EC}

\frac{y}{12}=\frac{30+15}{15}=\frac{45}{15}=3:1

Therefore ratio of y and 12 is equal to 3 : 1

Or ratio of 12 to y is 1 : 3

Option B is the answer.

7 0
4 years ago
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Give 3 angle measures of a right triangle ?​
expeople1 [14]

Answer:

60,60,60

Step-by-step explanation:

7 0
3 years ago
You are training for a 5K race. This morning you ran 10 miles in 1 hour. If you run the race at this speed, how many minutes wil
NeX [460]

Answer:

4 hours

Step-by-step explanation:

3 0
3 years ago
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How do i answer this question?
blondinia [14]

Answer:

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Step-by-step explanation:

f^{-1} (x) is the inverse of f(x)

to find the inverse function, let f(x) = y and rearrange to make x the subject.

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y + 1 = 3x ( divide both sides by 3 )

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change y back into terms of x with x = f^{-1} (x) , then

f^{-1} (x) = \frac{x+1}{3} , then

f^{-1} (59) = \frac{59+1}{3} = \frac{60}{3} = 20

7 0
3 years ago
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