Question

find f'(x) for f(x) = -8x^8? Is the answer -64x

Answer 1

You're forgetting one thing about the power rule. Look at the degree of -64x.

\[P(x) = x^{n}; P'(x) = nx^{n-1} \]

Answer 2

so its -64x^7

Answer 3

Yes. :)

Answer 4

Thank you!