Answers Precalculus Powers and Roots of Complex Numbers — Unit testQuestion 23

23

QuizMultiple Choice

Powers and Roots of Complex Numbers — Unit test

Question 23 of 25 • Precalculus

Let z = 9 – 2i and zw = 25 + 70i.What is w?

Answer

A

1 + 8i

B

1 – 8i

C

–1 + 8i

D

–1 – 8i

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25 verified answers

Unit Test

25 verified answers

Unit Test

25 verified answers

Unit Test

Let z = 9 – 2i and zw = 25 + 70i.What is w?