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Chapter 1 | Functions and Graphs
1.4 EXERCISES For the following exercises, use the horizontal line test to determine whether each of the given graphs is one-to-one. 183.
186.
187.
184.
188.
185.
For the following exercises, a. find the inverse function, and b. find the domain and range of the inverse function. 189. f ( x ) = x 2 −4, x ≥0
190. f ( x ) = x −4 3 191. f ( x ) = x 3 +1 192. f ( x ) = ( x −1) 2 , x ≤1
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