First you try it
Use the general idea that
d/dx x^n = n x^(n-1)
for example
d/dx x^16 = 16 x^15
to evaluate that at x = 1
16 1^15 = 16
Find the derivative of f 0f x.
f(x) = x^2 - 8x - 17 at x = 4
2 answers
I am trying to say try to do it yourself first. That is the rule for differentiating powers of x.