Introductory Algebra for College Students (7th Edition)

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

Chapter 1 - Review Exercises - Page 110: 89


Cannot be simplified because the terms have different exponents on their variables.

Work Step by Step

You can only simplify by combining terms if they are like terms. In this problem the first term has an x to the power of 3 and the second term has an x to the power of 2. Since they have different powers they are not like terms and they cannot be combined.
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