Answer
$1+18i$
Work Step by Step
Step 1: $(5+11i)-(4-7i)$
Step 2: $5-4+11i+7i$
Step 3: $1+18i$
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 8 - Radical Functions - Chapter Test - Page 672: 29
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