Complex conjugates | Imaginary and complex numbers | Precalculus | Khan Academy
2:32
Example factoring sum of squares | Imaginary and complex numbers | Precalculus | Khan Academy
23:34
Complex Numbers in 20 minutes ✅
4:44
Introduction to complex numbers | Imaginary and complex numbers | Precalculus | Khan Academy
9:24
Conjugate of a Complex Number
15:26
Fundamental Theorem of Algebra - Numberphile
13:08
Why do Electrical Engineers use imaginary numbers in circuit analysis?
18:25
L'épreuve de mathématique la plus terrifiante (ENS 1966)
4:01