College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter R - Section R.4 - Polynomials - R.4 Assess Your Understanding: 41

Answer

$15y^{2}-27y+30$

Work Step by Step

We use the distributive property and combine like terms: $9(y^{2}-3y+4)-6(1-y^{2}) =9y^{2}-27y+36-6+6y^{2} =15y^{2}-27y+30$
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