SOLUTION: express in the form a+bi, where a and b are real numbers. 7(cos pi+ i sin pi)

SOLUTION: express in the form a+bi, where a and b are real numbers. 7(cos pi+ i sin pi)

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Question 966816: express in the form a+bi, where a and b are real numbers.
7(cos pi+ i sin pi)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

or just,

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