Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Section 10.1 - Adding and Subtracting Polynomials - Exercise Set - Page 704: 17



Work Step by Step

(10$y^{2}$-7)-(20$y^{3}$-2$y^{2}$-3) =10$y^{2}$-7-20$y^{3}$+2$y^{2}$+3 =-20$y^{3}$+10$y^{2}$+2$y^{2}$-7+3 =-20$y^{3}$+12$y^{2}$-4
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