Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 5 - Section 5.1 - Adding and Subtracting Polynomials - Exercise Set - Page 349: 67

Answer

n$^3$+2

Work Step by Step

Distribute the negative sign to the parentheses and then combine like terms. (7n$^3$-n$^7$-8)-(6n$^3$-n$^7$-10) 7n$^3$-n$^7$-8-6n$^3$+n$^7$+10 (7n$^3$-6n$^3$)+(-n$^7$+n$^7$)+(-8+10) n$^3$+0+2 n$^3$+2
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