SOLUTION: if f(x)= (6x^2)-4, what is the answer when f(-8x)?

SOLUTION: if f(x)= (6x^2)-4, what is the answer when f(-8x)?

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Question 836224: if f(x)= (6x^2)-4, what is the answer when f(-8x)?
Answer by LinnW(1048) (Show Source): You can put this solution on YOUR website!
f(x)= (6x^2)-4, what is the answer when f(-8x)?
substitute (-8x) for x in (6x^2)-4

now simplify

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