College Algebra (11th Edition)

Published by Pearson
ISBN 10: 0321671791
ISBN 13: 978-0-32167-179-0

Chapter 1 - Section 1.3 - Complex Numbers - 1.3 Exercises - Page 103: 13

Answer

Complex and real

Work Step by Step

The number is complex because it takes on the form a+bi, a=$\pi$, and b=0, where a and b are both real numbers. The number is also real because $b=0$.
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