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AssignmentMultiple Choice

Powers and Roots of Complex Numbers

Question 1 • Precalculus

What is 5 Left-bracket cosine (StartFraction pi Over 4 EndFraction) + I sine (StartFraction pi Over 4 EndFraction) right-bracket raised to the 3rd power?

Question illustration
Answer
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
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