First term and the sum of an infinite G.P. are 2 and 3 respectively. find the common ratio and sum upto n term.

4 answers

2/(1-r) = 3

Sn = 2(1-r^n)/(1-r)
Sir how are this question answer 1/3[1/2[3-1/3^n-1]]
Please see that question
First term and the sum of an infinite GP are 2 and 3 respectively find the common ratio and sum upto n term