SOLUTION: please help to simplify 2i^5 - 4 - 3i - the square root of -16

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Question 64843This question is from textbook An Incremental Development
: please help to simplify
2i^5 - 4 - 3i - the square root of -16 This question is from textbook An Incremental Development

Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
%282i%5E5+-+4+-+3i+-+sqrt%28-16%29%29
%282i%5E5+-+4+-+3i+-+4i%29%29 [simplify]
%282%28i%29+-+4+-+3i+-+4i%29%29 [i^2=-1, so i^5=i^2*i^2*i=i]
%28-5i-4%29%29[combine like-terms]