Answers DCSS Advanced Algebra CR 24-25 Unit Test — Unit testQuestion 20

20

QuizMultiple Choice

Unit Test — Unit test

Question 20 of 25 • DCSS Advanced Algebra CR 24-25

Which values of x and y would make the following expression represent a real number?(4 + 5i)(x + yi)

Answer

A

x = 4, y = 5

B

x = –4, y = 0

C

x = 4, y = –5

D

x = 0, y = 5

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