using the first principle of differentiation, find the first derivatives of

1. f(x) = 3/x^2

2. 1/(sqrt x)^3

- i don't know how to use limit. Please help me.

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- Apr 29th 2013, 05:02 PMchoi105First Principle of Derivative (using limit) and Power Rule
using the first principle of differentiation, find the first derivatives of

1. f(x) = 3/x^2

2. 1/(sqrt x)^3

- i don't know how to use limit. Please help me. - Apr 29th 2013, 05:04 PMdokrbbRe: First Principle of Derivative (using limit) and Power Rule
You already posted this question, and we already aswered to it, what's the problem???

http://mathhelpforum.com/math-topics...ower-rule.html

dokrbb