Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Test: 20

Answer

$3x^3+22x^2+41x+14$

Work Step by Step

$(3x+7)(x^2+5x+2)$ $=3x(x^2+5x+2)+7(x^2+5x+2)$ $=3x^3+15x^2+6x+7x^2+35x+14$ $=3x^3+15x^2+7x^2+6x+35x+14$ $=3x^3+22x^2+41x+14$
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