Answer
$f(g(x))=-4x^{-1}-1$
Domain: $\{x|x\in \mathbb{R},\ x\neq 0\}$
Work Step by Step
$f(g(x))=2\cdot g(x)-1$
$=2(-2x^{-1})-1$
$=-4x^{-1}-1$
Domain: all reals except zero.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 12 Sequences and Series - Prerequisite Skills - Page 792: 13
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