Number-of-solutions-of-the-equation-z-3-3-z-2-z-0-where-z-is-a-complex-no-

Question Number 32203 by rahul 19 last updated on 21/Mar/18

N u m b e r o f s o l u t i o n s o f t h e e q u a t i o n

z^{3} + \frac{[3 {(\bar{z})}^{2}]}{∣ z ∣} = 0 w h e r e z i s a c o m p l e x n o .

Commented by rahul 19 last updated on 21/Mar/18

Commented by rahul 19 last updated on 21/Mar/18

p l s e x p l a i n t h i s^{″} 5 d i s t i n c t v a l u e s o f θ^{″} .

a n d w h y r \neq - \sqrt{3} ?

Commented by MJS last updated on 21/Mar/18

a + b i

r = \sqrt{a^{2} + b^{2}} ≧ 0

Commented by MJS last updated on 21/Mar/18

e^{5 i θ} = - 1

{(e^{i θ})}^{5} = - 1

x^{n} = c

has got 5 solutions

Commented by rahul 19 last updated on 21/Mar/18

t h a n k u s i r .