The Quadratic Formula No One Taught You
25:22
What Lies Above Pascal's Triangle?
9:10
Quadratic formula for non-constant coefficients
10:53
This problem deceived me so hard, am I stupid? Factoring & quadratic formula, Reddit r/Homeworkhelp
9:50
Why do we "complete the square"?
23:44
The GAMMA function.
17:22
A Proof That The Square Root of Two Is Irrational
10:44
solving equations but they get increasingly awesome
14:53