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Masteriza [31]
4 years ago
5

Please help ASAP 25 pts

Mathematics
1 answer:
user100 [1]4 years ago
4 0

Answer:

y = -4(x+2)^2 +2

Step-by-step explanation:

y = -4x^2 -16x-14

Factor out a negative -4 out of the first two terms

y = -4(x^2 +4x) -14

We will complete the square

(b/2)^2 is what we need to add

(4/2)^2 =2^2 =4

Remember the -4 on the outside so when we add 4 on the inside we are really adding -4*4 = -16  so we need to  do the opposite on the outside -(-16)  and add 16

y = -4(x^2 +4x+4) -14 +16

Simplify inside the parenthesis

y = -4(x+2)^2 +2

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Answer:

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Step-by-step explanation:

We have been given that there are 230 calories in 4 ounce of a type of ice cream.

First of all let us find calories per ounce ice-cream by dividing 230 by 4.

\text{Number of calories per ounce ice-cream}=\frac{230}{4}

\text{Number of calories per ounce ice-cream}=57.5

Therefore, the ice-cream contains 57.5 calories per ounce of ice-cream.

Let us find amount of calories in 6 ounces of ice-cream by multiplying number of calories per ounce by 6.

\text{Amount of calories in 6 ounces of ice-cream}=57.5\times 6

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