Find g(-4) if g(x) = 8x^2 + 4x

asked Feb 13, 2022 64.7k views

5 votes

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5 votes

Answer:

x = - 4

$g(x) = 8 {x}^(2) + 4x$

g(- 4) =?

$g( - 4) = 8( { - 4)}^(2) + 4( - 4) \\ g( - 4) = 8 * 16 - 16 \\ g( - 4) = 128 - 16 \\ g( - 4) = 112$

=> g (- 4) = 112.

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

JustinM answered Feb 18, 2022

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