Answer
$12-10i$
Work Step by Step
Step 1: $12-\sqrt {-100}$
Step 2: $12-\sqrt {-1\times100}$
Step 3: $12-(\sqrt {-1}\times\sqrt {100})$
Step 4: $12-(i\times10)$
Step 5: $12-10i$
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 - 8.5 Complex Numbers - 8.5 Exercises - Page 663: 11
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