Question

I've found in a textbook of James Stewart (portuguese version) this concept:
f'(x) = lim (h->0) [f(x+h) - f(x)]/h = lim (h->0) (c-c)/h = lim (h->0) 0 = 0
The idea is that "c -c" goes to zero faster than "h"? Or I'm wrong? Thx!

Answer 1

sorry, I think that I post in wrong section.