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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
2 Nov 2021

Given information

 for all x and  exists.

Step-by-step explanation

Step 1.

 

  for all x , the limit as exists so left and right hand limits have to be equal .Therefore as  from the left and right , the values of will approach the limit which can be either 1 or greater than 1.

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