Answer
The number is $-3$=$-3+0.i$ (represented by Blue line).
The conjugate is $-3$, which is the same (represented by Blue line).
The opposite is $3$, which is represented by the Red line.
Work Step by Step
The number is $-3$=$-3+0.i$ (represented by Blue line).
The conjugate is $-3$, which is the same (represented by Blue line).
The opposite is $3$, which is represented by the Red line.