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Chapter 5: Q 13. (page 268)

Determine whether the function is one-to-one

Short Answer

Expert verified

No, the given function is not one-to-one

Step by step solution

01

Step 1. Definition

A function is said to be one-to-one if any two different inputs in the domain correspond to two different outputs in the range.

02

Step 2. Explanation 

In given function:

Input Output

20Hours $200

25Hours $200

30Hours $350

40Hours $425

The given function is not one-to-one because there are two different inputs " 20Hours and 25Hours" that correspond to the same output "$200".

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