## Algebra: A Combined Approach (4th Edition)

Published by Pearson

# Chapter 5 - Section 5.4 - Adding and Subtracting Polynomials - Exercise Set - Page 373: 76

#### Answer

42 $r^{13}$

#### Work Step by Step

6$r^{3}$ (7$r^{10}$ ) ( 6*7) ($r^{3}$$r^{10}$ ) group factors with common bases 42 $r^{13}$

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