Question

Question #1ba37

Answer 1

Solve `f'(x) = (f(1)-f(-1))/(1-(-1)` in the interval `(-1,1)`.

Explanation:

`f'(x) = 24x+8`

`(f(1)-f(-1))/(1-(-1)) = (28-12)/(1-(-1))= 14/2 = 7`

`24+8 = 7` at `x = -1/24`

There is only one value that works for `c`,

`c = -1/24`