25:46

integral of sqrt of tanx

12:13

Feynman's technique is the greatest integration method of all time

24:54

6.4 How to Calculate the Length of a Curve Explained | Applications of Integrals

30:15

The Math of "The Trillion Dollar Equation"

25:27

What Lies Between a Function and Its Derivative? | Fractional Calculus

24:56

Integrate 1/(1+x^3)

9:34

Combining U-substitution and Integration by parts

22:28

so you want a HARD integral from the Berkeley Math Tournament