Answer
a: -7/2
b: -5
c: 11/5
Work Step by Step
a: $\frac{2(-1)^3-5}{(-1)^2+1} = \frac{-2-5}{1+1} = -\frac{7}{2}$
b: $\frac{2(0)^3-5}{(0)^2+1} = \frac{-5}{1} = -5$
c: $\frac{2(2)^3-5}{(2)^2+1} = \frac{2(8)-5}{4+1} = \frac{11}{5}$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 6 - Section 6.1 - Rational Expressions and Functions; Multiplying and Dividing - Exercise Set - Page 413: 5
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