Answer
The number is $-5-2i$ (represented by Blue line).
Conjugate is $-5+2i$ (represented by Red line).
And the opposite is $5+2i$ (represented by Violet line).
Work Step by Step
The number is $-5-2i$ (represented by Blue line).
Conjugate is $-5+2i$ (represented by Red line).
And the opposite is $5+2i$ (represented by Violet line).