Question

3+9i/1+3i in standard form

Answer 1

= 3(1+3i)/1+3i = 3

Answer 2

The answer in the back says 6+i

Answer 3

multiply both top and bottom by the conjugate of the denominator

Answer 4

so multiply by 1-3i?

Answer 5

yes

Answer 6

Thank you!

Answer 7

yeah...u can also conjugate!!

Answer 8

but the answer you gave as 6+i is not right...

Answer 9

is the problem you wrote down correct?