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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
6 Jan 2022

Given information

The given equation is  

Step-by-step explanation

Step 1.

To find the absolute extrema points.  Evaluate the value of   at each of the critical points and also the end points.  Out of these, the maximum value of is absolute maximum.  And, the minimum value of is absolute minimum.  Note that there will be only one absolute maximum and one absolute minimum.  Also note that all this is true only when the intervals are closed.

Finding the critical numbers  

 Critical points of are the values of   for which   does not exist, or if it exists it is zero. 

 

when   

Therefore the critical numbers are

 Note that these points lie in the given interval  

The end points are  

To determine absolute extrema points, we should find

 

 

 

 

 

 

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