Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 11 - Rational Expressions and Functions - 11-3 Dividing Polynomials - Lesson Check - Page 669: 4



Work Step by Step

Given: $(-16a-15+15a^2) \div (3+5a)$ Apply long division method. Thus, $\dfrac{(-16a-15+15a^2)}{(3+5a)}=\dfrac{15a^2}{(3+5a)}-\dfrac{-16a}{(3+5a)}+\dfrac{-15}{(3+5a)}$ $=\dfrac{15a^2}{(3+5a)}-\dfrac{-16a}{(3+5a)}+\dfrac{-15}{(3+5a)}$ $=3a-5$
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