SOLUTION: I have the problem that I cannot figure out. It was in a practice plus section of my textbook and there is not an example for the problem so I am STUCK. It has the problem..

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: I have the problem that I cannot figure out. It was in a practice plus section of my textbook and there is not an example for the problem so I am STUCK. It has the problem..       Log On


   

Question 405500: I have the problem that I cannot figure out. It was in a practice plus section of my textbook and there is not an example for the problem so I am STUCK.
It has the problem..
8
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1+ 2/i
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
8%2F%281%2B+2%2Fi%29
multiply by i/i:
8i%2F%28i%2B+2%29
8i%2F%282%2Bi%29
multiply by conjugate (2-i)/(2-i):
%288i%282-i%29%29%2F%28%282%2Bi%29%282-i%29%29
%2816i-%28-8%29%29%2F%284-%28-1%29%29
%2816i%2B8%29%2F%284%2B1%29
%288%2B16i%29%2F5