College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 2, Functions - Chapter 2 Review - Exercises - Page 268: 16


domain: $\{x|x\neq\frac{1}{2}\}$

Work Step by Step

We are given: $f(x)= \frac{2x+1}{2x-1}$ We know that the denominator can not be zero: $2x-1 \neq 0$ $x\neq\frac{1}{2}$ Thus the domain is all real numbers except for $\frac{1}{2}$: $\{x|x\neq\frac{1}{2}\}$.
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