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 - Review Exercises - Page 414: 11



Work Step by Step

Distribute the negative sign to the parentheses and then combine like terms vertically. $\qquad5x^3-6x^2-9x+14$ $\underline{-(-5x^3+3x^2-11x+3)}$ $\qquad$$\qquad$$\quad$$\downarrow$ $\quad5x^3-6x^2-9x+14$ $\underline{+\,5x^3-3x^2+11x-3)}$ $\quad10x^3-9x^2+2x+11$
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