palaciosvalerie3 palaciosvalerie3

03-03-2020
Mathematics

contestada

The vertex form of the equation of a parabola is y = 2(x + 4)2 - 21.
What is the standard form of the equation?

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SDCInfinity SDCInfinity

03-03-2020

Answer:

y = 2x^2 + 16x + 11

Step-by-step explanation:

2(x + 4)^2 - 21

2(x + 4)(x + 4) - 21

2(x^2 + 8x + 16) - 21

2x^2 + 16x + 32 - 21

2x^2 + 16x + 11

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1036059 1036059

28-07-2021

Answer:

y = 2x^2 + 16x + 11

the other answer explains it much better

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