SOLUTION: Find the value of the complex number ratio 3-i / (1+2i)^2

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Question 133626This question is from textbook
: Find the value of the complex number ratio 3-i / (1+2i)^2This question is from textbook

Answer by stanbon(48545) About Me  (Show Source):
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Find the value of the complex number ratio 3-i / (1+2i)^2
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Multiply numerator and denominator by (1-2i)^2 to get:
Find the value of the complex number ratio 3-i / (1+2i)^2
[(3-i)(1-2i)^2 /(1+4)(1+4)]
= [(3-i)(1-2i)^2]/25
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Cheers,
Stan H.