" 11.Find the least value of "n" such that "1+2+2^(2)+...+2^(n-1)>=300

Find the least value of n for which 1+3+3^(2)+.......+3^(n-1)>1000

Find the least value of n for which 1+3+3^2+ .... +3^(n-1) gt 1000 .

Find the least value of n for which 1+3+3^(2)+…3^(n-1)>1000

Let s_(n)=1+(1)/(3)+(1)/(3^(2))+…+(1)/(3^(n-1)) . The least value of n in N such that (3)/(2) -S_(n) lt (1)/(400) is

Find the least value of n for which th sum 1+2 + 2^(2) +… to n terms is greater than 3000.

Find the least value of n for which the sum 1 + 3 + 3^2 +...... to n terms is greater than 7000.

If S_(n) = 1 + (1)/(2) + (1)/(2^(2))+….+(1)/(2^(n-1)) , find the least value of n for which 2- S_(n) lt (1)/(100) .

If S_(n) = 1 + (1)/(2) + (1)/(2^(2))+….+(1)/(2^(n-1)) , find the least value of n for which 2- S_(n) lt (1)/(100) .

If S_n=1+1/2+1/2^2+........+1/2^(n-1) . Calculate the least value of n such that S_n=2-S_n lt 1/100 .