8:27

A Radical Trigonometric Equation

12:43

A Very Interesting Rational Equation

9:55

A Radically Exponential Equation #algebra

9:21

Be careful with this nested square root equation

8:45

An Interesting Functional Equation

16:54

An integral with a classic result

9:10

integrate sqrt(1-cos^2x) from 0 to 2pi

13:44

Integrate (sin^k( x) /(sin^k x + cos^k(x)] from 0 to half-pi