Question

complex

Answer 1

@amistre64 here please

Answer 2

you can write z^5 in polar form then use de moivre's theorem

Answer 3

is it possible you can take me step by step on this one?

Answer 4

\[z^5= -30.......z^3= i \sqrt{30}\]

Answer 5

can you do it now?

Answer 6

@cwrw238 over here !!

Answer 7

no

Answer 8

okay wait a sec

Answer 9

http://www.enotes.com/math/q-and-a/solve-binomial-equation-z-5-243-0-219577 refer this ...you'll understand :) coz it's a big solution

Answer 10

ok

Answer 11

A complex number can be deffined polarly:\[z=re ^{i \theta}\] as\[e ^{i \theta}=\cos(\theta)+isin(\theta)\]