Finding The Square Root of 2+i | Problem 445
9:46
A Natural Log Equation | Problem 447
10:55
Can we NOT solve x^4+64=0 like this?
8:31
Square Root of Imaginary Number
9:09
An Interesting Exponential Equation | Problem 449
13:33
How To Calculate Any Square Root
12:00
A Nice Quintic | Video Response to @blackpenredpen
5:49
Incredible Formula - Numberphile
24:56