Level 357 Level 359
Level 358

Imaginary & Complex Numbers


12 words 0 ignored

Ready to learn       Ready to review

Ignore words

Check the boxes below to ignore/unignore words, then click save at the bottom. Ignored words will never appear in any learning session.

All None

Ignore?
i
√-1
-1
i^3
-3
i^4
1
√a² + b²
l a + bi l
R
√a² + b²
b/a
tan to find Θ
trig form
r cos Θ +( r sin Θ)* i
z1z2
r1r2 [cos (Θ1+Θ2) + i sin (Θ1+Θ2)]
z1/z2
r1/r2 [cos (Θ1 - Θ2) + i sin (Θ1 - Θ2)]
zⁿ
rⁿ (cos n Θ + i sin n Θ)
roots
ⁿ√r [ cos (Θ+2πk/n) + i sin (Θ+2πk/n)]