# the domain of the function f = 2 x + 1 2 x − 1 .

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

#### Solutions

Chapter 2, Problem 16RE
To determine

## To calculate : the domain of the function f=2x+12x−1 .

Expert Solution

The domain of f is (,12)(12,) .

### Explanation of Solution

Given information : The function f=2x+12x1 is given.

Formula used : The domain of a function is the set of values that can be taken as x

Calculation :

To calculate the domain of f, find out the acceptable values of x.

In the expression f=2x+12x1 , x cannot values that will make denominator = 0.

2x10x12

Therefore, the domain of f is (,12)(12,) .

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