Question: Evaluate the expression using De Moivre's Theorem: 3 i Steps: - a) 3 i = cis( b) 3 i = - cis 12 So

Evaluate the expression using De Moivre's Theorem: 3 i Steps: - a) 3 i = cis( b) 3 i = - cis 12 So the root has r = and = Round to 4 decimal places. c) 3 - i = Give your answer in a + bi form round to 3 decimal places. See Example 10 in textbook pages

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