Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set: 41

Answer

$12x^{3}y+8x+8$

Work Step by Step

We are asked to add $(7x^{3}y-4xy+8)+(5x^{3}y+4xy+8x)$. We can combine like terms to add these polynomials together. $(7x^{3}y+5x^{3}y)+(-4xy+4xy)+8x+8=12x^{3}y+8x+8$
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