Answer
$17+19i$
Work Step by Step
FOIL the terms in the parentheses. Then combine like terms and make sure to convert $i^{2}$ into $-1$.
$(7-i)(2+3i)$
$14+21i-2i-3i^{2}$
$14+19i+3$
$17+19i$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 1 - Summary, Review, and Test - Review Exercises - Page 204: 50
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