SOLUTION: 1. simplify
(sqrt -64)+ 6i^2,555
2. Simplify.
(2-i^22)^3
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Question 1034915: 1. simplify
(sqrt -64)+ 6i^2,555
2. Simplify.
(2-i^22)^3
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
1. simplify
(sqrt -64)+ 6i^2,555
sqrt(-64) = 8i
i^2555 = i^2552*i^3 = 1*-i = -i
--> 8i - 6i
= 2i
================
2. Simplify.
(2-i^22)^3
i^22 = i^20*i^2 = 1*-1 = -1
--> (2+1)^3
= 27
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