Question

Find the value of 

Solution

Correct option is

Given,  

    

         

         

           

         

Substituting the value of n as n varies from 1 to n, we get 

     

     

     â‹® 

     

     

      

          

          .

SIMILAR QUESTIONS

Q1

Obtain the value of  in terms of cos–1 function.

Q3

The equation   has

Q4
Q7

The value of  is equal to

Q8
Q9

Sum to n terms the series :