# Chapter 1 - Functions and Limits - 1.1 Four Ways to Represent a Function - 1.1 Exercises: 2

True $f=g$

#### Work Step by Step

This is true because $\frac{x^{2}-1}{x-1}=x$ 1. $x\frac{x-1}{x-1}=x$ 2. the fraction cancels out to 1 which makes x = x
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