# Math Help - Complex number

1. ## Complex number

find real values of x and y for which the complex numbers -3+ix^2y and x^2y+4i are conjugate of each other.

Thanks in advance.

2. Originally Posted by matsci0000
find real values of x and y for which the complex numbers -3+ix^2y and x^2y+4i are conjugate of each other.

Thanks in advance.
Solve the following two equations simultaneously:

$-3 = x^2 y$ .... (1)

$x^2 y = - 4$ .... (2)

You get -3 = -4. What does that tell you ....?