Intermediate Algebra (6th Edition)

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

Chapter 6 - Section 6.2 - Adding and Subtracting Rational Expressions - Exercise Set: 95

Answer

The error is that the parenthesis is lacking before the expression $x-6$; $\dfrac{x+3}{x^2+1}$

Work Step by Step

The error is that the parenthesis is lacking before the expression $x-6$. The correct solution is \begin{array}{l}\require{cancel} \dfrac{2x-3-(x-6)}{x^2+1} \\\\= \dfrac{2x-3-x+6}{x^2+1} \\\\= \dfrac{x+3}{x^2+1} .\end{array}
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