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: 83



Work Step by Step

Distribute the negative sign to the parentheses and then combine like terms vertically. $\quad5y^3+6y^2-3y+10$ $\underline{-(6y^3-2y^2-4y-4)}$ $\qquad\qquad\downarrow$ $\quad5y^3+6y^2-3y+10$ $\underline{-\;6y^3+2y^2+4y+4}$ $\quad-y^3+8y^2+y+14$
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