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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
14 Oct 2021

Given information

The given function is,

                                    

We need to explain why the function is discontinuous at  

For this, we will use the definition of continuity.

Step-by-step explanation

Step 1.

The given function is,

                  

 

We have   .

When

       

 

Since , is discontinuous at 3.

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