How to take the derivative? (30 problems focusing on the first step)
36:29
so you think you can take the derivative?
15:53
The entire list of derivatives for your calculus 1 class!
1:46:35
A derivative & integral review you need before you start Calculus 2
19:53
Derivatives of ALL trig functions (proofs!)
45:26
Calc 1 review: 10 derivative problems
16:54
An integral with a classic result
8:53
how Richard Feynman would integrate 1/(1+x^2)^2
49:04