## anonymous one year ago Which of the following is the conjugate of a complex number with –1 as the real part and 3i as the imaginary part?

1. anonymous

–1 – 3i –1 + 3i –3i + 1 3i + 1

2. DanJS

recall a complex number looks like this , a conjugate pair $a \pm b*i$

3. DanJS

a is the component of the real part b is the component of the imaginary part

4. anonymous

@danjs can you help me with a question I posted after him?

5. anonymous

so we can rule out D and C

6. anonymous

but what is the difference between A and B @DanJS

7. anonymous

@mathstudent55

8. anonymous