SOLUTION: [3(cos100+isin100)]^3
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Question 420880: [3(cos100+isin100)]^3
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
By Euler's theorem, . The expression we are evaluating is . It can be further simplified if the angle is in degrees, by evaluating the cosine and sine of 300, but 300 could be either degrees or radians.
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