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Textbook Expert
Textbook ExpertVerified Tutor
13 Oct 2021

Given information

The function is given by the following table:

  1 2 3 4 5 6
  1.5 2.0 3.6 5.3 2.8 2.0

Step-by-step explanation

Step 1.

Here the set of all input values of the given function are 1, 2, 3, 4, 5 and 6.

From the given table, we can observe that,

When ,  

When ,  

Clearly two different input values have same output value.

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

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