SOLUTION: Multiply and simplify answer: 2i ( -4 - i ) squared.

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Question 814159: Multiply and simplify answer: 2i ( -4 - i ) squared.
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
2i ( -4 - i ) = 2i ( 16 +8i + i^2 )
= 32i + 16i^2 +2i^3
= 32i + 16(-1) + 2( -i )
= 32i - 16 -2i
= 30i - 16
= -16 + 30i