perettijulissa perettijulissa
  • 26-02-2021
  • 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?

Respuesta :

clarch19
clarch19 clarch19
  • 28-02-2021

Answer:

y = 2x² + 16x + 11

Step-by-step explanation:

first foil (x + 4)² to get x² + 8x + 16

distribute 2 to get 2x² + 16x + 32

subtract 21 from 32

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