Question

Simplify the following expression.
(5 - 2i) / (7 - i)

Answer 1

This is pre-calculus & Complex Numbers, btw.

Answer 2

\[\frac{ 5-2i }{7-i }\]Just so I can see it better. I gotta think now...

Answer 3

I know I can find the answer in my calculator... I just need to make sure I know how to divide this by hand.

Answer 4

Multiply the numerator and denominator by the complex conjugate of the denominator. in this case that would be 7 + i. This is essentially multiplying the expression by 1. It will help us simplify it.

Answer 5

Okay, so I need to use foil them once I set it up like...