If the sum of `n` terms of a G.P. is `3-(3^(n+1))/(4^(2n))` , then find the common ratio.

If the sum of the n terms of a G.P. is (3^(n)-1) , then find the sum of the series whose terms are reciprocal of the given G.P..

If the sum of the n terms of a G.P. is (3^(n)-1) , then find the sum of the series whose terms are reciprocal of the given G.P..

If the sum of the n terms of a G.P. is (3^(n)-1) , then find the sum of the series whose terms are reciprocal of the given G.P..

If the sum of n terms of an A.P is S_n=3n^2+5n then find the Common difference:

If the n^(th) term of a G.P. is 3 (4^(n+1)) then its first term and common ratio are respectively

If the sum of n terms of an A.P. is 3n + 2n^(2) , find the common difference

If the sum of n terms of an A.P. is n P +1/2n(n-1)Q , where P and Q are constants, find the common difference.

The ratio of the sum of n terms of two A.P.'s is (3n+1):(4n+3). Find the ratio of their mth terms.