Question

The question is in the pic... Ty in advance

Answer 1

if a complex number is a+ ib then it's complex conjugate is a-ib.

so, (x+3i) = conjugate of (-2+iy)

(x+3i) = (-2-iy)

now compare the real and imaginary parts.
you will get x = -2 and y = -3.

I hope it helps.