SOLUTION: (5-4i)^2

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Question 31422This question is from textbook Amsco's
: (5-4i)^2 This question is from textbook Amsco's

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
(5-4i)^2 = 5^2-40i+(4i)^2
= 25-40i-16
=9-40i
Cheers,
stan H.