Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set: 44



Work Step by Step

We are asked to add $(9.3y^{2}-y+12.8)+(2.6y^{2}+4.4y-8.9)$. We can combine like terms to add. So we bring the terms with the same power/exponent together and add their coffiecients $(9.3y^{2} +2.6y^{2})+(4.4y-y)+(12.8-8.9)$ 12.8 and 8.9 were added as they have no power of y
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