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: 71

Answer

26x$^4$+9x$^2$+6x

Work Step by Step

Distribute the negative sign to the parentheses and then combine like terms. (7x$^4$+4x$^2$+5x)-(-19x$^4$-5x$^2$-x) 7x$^4$+4x$^2$+5x+19x$^4$+5x$^2$+x (7x$^4$+19x$^4$)+(4x$^2$+5x$^2$)+(5x+x) 26x$^4$+9x$^2$+6
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