24:55

Integral of so many things! (great for calculus 2 review)

1:09:04

Elementary vs. Non-Elementary integral battles! (beyond regular calculus)

32:04

easy derivative but it took me 32 minutes

33:16

exact value of sin(3 degrees)

25:46

integral of sqrt of tanx

22:27

a spectacular solution to the Basel problem (sum of 1/n^2 via a complex integral)

17:53

Supreme Integral with Feynman's Trick

10:58

derivative of tetration of x (hyperpower)