Answers Advanced Algebra Concepts and Connections_TC_Online Learning Unit Test — Unit testQuestion 7

7

QuizMultiple Choice

Unit Test — Unit test

Question 7 • Advanced Algebra: Concepts and Connections_TC_Online Learning

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (–1 + i) + (21 + 5i)?

Answer

A

(–1 + i) + (21 + 5i) + 0

B

–1 + (i + 21) + 5i

C

(–1 + 21) + (i + 5i)

D

–(1 – i) + (21 + 5i)

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