Question

derrivative of -8sqrt(x)

Answer 1

\[-8\sqrt{x}\]

Answer 2

do you know the derivative of x^(1/2) ?

Answer 3

f = a x^n
df/dx = a n x^(n-1)

Answer 4

there's your formula

Answer 5

1/2x^-1/2

Answer 6

yes that's right!
so now you just multiply by -8 and what do you get?