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 - Page 48: 39



Work Step by Step

We use the distributive property and combine like terms: $(x^{2}-x+2)+(2x^{2}-3x+5)-(x^{2}+1) =x^{2}-x+2+2x^{2}-3x+5-x^{2}-1 =2x^{2}-4x+6$
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