Answers MO-Algebra II A Performing Operations with Complex Numbers — Unit testQuestion 9

9

QuizMultiple Choice

Performing Operations with Complex Numbers — Unit test

Question 9 of 15 • MO-Algebra II A

Which values of x and y would make the following expression represent a real number? (6 + 3i)(x + yi)

Answer

A

x = 6, y = 0

B

x = –3, y = 0

C

x = 6, y = –3

D

x = 0, y = –3

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