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: 31

Answer

$x^3-4x^2+9x+7$

Work Step by Step

Combine like terms to obtain: $=x^3-2x^2+5x+10 - 2x^2 - (-4x) - 3 \\=x^3-2x^2-2x^2+5x+10+4x-3 \\=x^3-4x^2+(5x+4x) + (10-3) \\=x^3-4x^2+9x+7$
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