8:27

Calculus - How to do logarithmic differentiation

6:38:13

100 derivatives (in one take)

19:53

Derivatives of ALL trig functions (proofs!)

9:49

Solving x^5=1

8:14

Proof: Derivative of ln(x) = 1/x by First Principles

8:04

Derivative of absolute value function

12:13

Derivative of Logarithmic Functions

16:49

how do we know the derivative of ln(x) is 1/x (the definition & implicit differentiation)