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Chapter 5: Q 18. (page 268)

Determine whether the function is one-to-one1,2,2,8,3,18,4,32

Short Answer

Expert verified

Yes, the given function is 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

1 2

2 8

3 18

4 32

The given function is one-to-one because there are no distinct inputs that correspond to the same output.

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