Question

7-5i/4+i
need help figuring out the steps to solve it.

Answer 1

Multiply both numbers of the fraction by 4 - i
That way the denominator becomes a real number.

Answer 2

Could you do it?

Answer 3

\[\frac{28 - 20i + 7i - 5i^2}{16-4i+4i -i^2}\]

Answer 4

ok but then do i simplify

Answer 5

of course

Answer 6

Thanks!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 7

so would the final answer be 23/17-27i/17

Answer 8

I can check if you want.

Answer 9

yes please

Answer 10

r u sure?

Answer 11

No, I think I was the one that made a mistake in my previous post. Let me check

Answer 12

I got 23/17-27i/17

Answer 13

Yes your answer is correct: 23/17 - 27i/17

Answer 14

ok cool

Answer 15

ty