Answer
$3x^3+22x^2+41x+14$
Work Step by Step
$(3x+7)(x^2+5x+2)$
$=3x(x^2+5x+2)+7(x^2+5x+2)$
$=3x^3+15x^2+6x+7x^2+35x+14$
$=3x^3+15x^2+7x^2+6x+35x+14$
$=3x^3+22x^2+41x+14$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Test - Page 409: 20
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