SOLUTION: When dividing the two complex numbers 5+8i ---- 1+2i then the first step is? I said 5+8i 1-2i

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Question 539322: When dividing the two complex numbers 5+8i
----
1+2i
then the first step is?
I said 5+8i 1-2i
------ * ----
1+2i 1-2i
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
When dividing the two complex numbers 5+8i
----
1+2i
then the first step is?
I said 5+8i 1-2i
------ * ----
1+2i 1-2i
-----------------
That's correct.
Multiply NUM and DEN by the conjugate of the DEN.
= %285%2B8i%29%2A%281-2i%29%2F%28%281%2B2i%29%2A%281-2i%29%29