Question

(x+iy)^2=3+4i,then (x,y) is

Answer 1

@hartnn

Answer 2

Hints

Answer 3

(a+b)^2=a^2+2ab+b^2
i^2=-1
these are hints

Answer 4

So x^2-y^2+i2xy=3+4i

Answer 5

So Now i equate right ? @hartnn

Answer 6

yes

Answer 7

So x^2-y^2=3 and xy=2

Answer 8

This is gonna be long then :( Any Short-Cut @hartnn

Answer 9

i don't think there is any shortcut to this....square roots of complex numbers are always difficult to find.....

Answer 10

Well I only get 30 seconds per question so it is gonna be diff for me then :(

Answer 11

why 30 sec ??

Answer 12

Because It Is Multiple choice questions

Answer 13

then u must directly put options and try

Answer 14

don't go for solving

Answer 15

what are the options ?

Answer 16

A)(2,1),B(1,2),C(-2,-1),D)A and B , E) A And C

Answer 17

check for which x^2-y^2=3

Answer 18

k

Answer 19

The Answer Is E :)

Answer 20

yup

Answer 21

thanks alot. :)