Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.3 - Introduction to Polynomials - Exercise Set - Page 365: 40



Work Step by Step

$\dfrac{2}{5}x^{4}-23x^{2}+\dfrac{1}{15}x^{4}+5x^{2}-5$ Simplify by combining like terms: $\Big(\dfrac{2}{5}+\dfrac{1}{15}\Big)x^{4}+(5-23)x^{2}-5=\Big(\dfrac{30+5}{75}\Big)x^{4}-18x^{2}-5=...$ $...=\dfrac{35}{75}x^{4}-18x^{2}-5=\dfrac{7}{15}x^{4}-18x^{2}-5$
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