Answer
$2a^2-16ab$
Work Step by Step
Add the polynomials then combine like terms to obtain:
$=4a^2-10ab-b^2+(-2a^2)+(-6ab)+b^2
\\=(4a^2-2a^2)+(-10ab-6ab)+(-b^2+b^2)
\\=2a^2+(-16ab)+0
\\=2a^2-16ab$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 4 - Polynomials - Review Exercises: Chapter 4 - Page 299: 65
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