Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Complex Numbers
Section4.3: The Complex Plane
Problem 4ECP
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complex number

Let z = x + yi, the expression that is equivalent to Im (z³) is

a)3x²-y³

b)-y³

c)3x²y+y³

d)y³

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