- #1
robertjford80
- 388
- 0
Homework Statement
Ok, I'm trying to understand the proof for derivatives. I understand most of it, but there is one step that I cannot understand.
lim x-> 0 [xm - am]/[xn - an = (m/n)am-n
The Attempt at a Solution
I don't see how those are equal. The best I can do is
(x-a)m(x-a)-n = (x-a)m-n