Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.4 Addition and Subtraction of Polynomials - 4.4 Exercise Set: 7

Answer

subtraction sign $(-)$

Work Step by Step

Subtract each term of the subtrahend to obtain: $(9x^3-x^2)-(3x^3+x^2) \\=(9x^3-x^2-3x^3-x^2)$ Thus, the missing operation is subtraction $(-)$.
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