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: 9



Work Step by Step

Combine like terms vertically to find the solution. $7y^4-6y^3+4y^2-4y$ $\underline{\qquad\quad y^3-\,y^2+\;3y-4}$ $7y^4-5y^3+3y^2-y-4$
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