1.

If S _(1), S _(2) , S _(3)……., S _(2n) are the sums of infinite geometric series whose first terms are respectively 1,2,3,…..,2n and common ratio are respectively, 1/2, 1/3, …….., (1)/(2n +1), find the value of , S_(1) ^(2) + S_(2) ^(2) +…....+ S _(2n -1) ^(2).

Answer»


ANSWER :`( N ( 2N +1) ( 4N +1))/(3) -1 `


Discussion

No Comment Found

Related InterviewSolutions