SOLUTION: Choose the correct x + yi form for: 4(cos 240o + i sin 240o)
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Question 43295: Choose the correct x + yi form for: 4(cos 240o + i sin 240o)
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
From 4(cos 240° + i sin 240°) we evaluate the trig functions and get
4((-1/2) + i*(-sqrt(3)/2)) =
-2 - 2i*sqrt(3)
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