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Textbook Expert
Textbook ExpertVerified Tutor
13 Oct 2021

Given information

The graph of the given function is

Step-by-step explanation

Step 1.

 

Horizontal line test:

If any horizontal line intersects the graph, not more than once, then the graph represents a one-to-one function.

Draw the horizontal line onto the given graph as shown below

In the above graph, the horizontal line intersects the graph at two points.

Hence, the given function is not one-to-one.

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