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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
24 Nov 2021

Given information

Given series.

(i)  

(ii) 

Step-by-step explanation

Step 1.
In general, a geometric series given as,   is said to be convergent if  .
 
 
And the sum is given by:
 
  
 
 
If  ,  the geometric series is said to be divergent.  

 

The sum of geometric series, is given as:

  

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