Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Review - Concept Check - Page 133: 25

Answer

$a-bi$

Work Step by Step

The conjugate of the algebraic expression $x+y$ is $x-y$. When we are dealing with complex numbers, the conjugates are done the same way. For this reason, $a+bi$ and $a-bi$ are conjugates.
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