If `nth` term of the series `25 + 29 +33+37......` and `3+4+6+9+13 + ........` are equal, then `n` equal

nth term of the series 4,11,22,37,56,79...

The nth term of the series 3+7+13+ 21+….... is

The nth term of the series 3+7+13+21+... is

The 10^(th ) term of the series 3+13+29+51+79+.. ..

The sum of the series 3+33+333+....+n terms is

If the sum of n terms of the series 2 ^(3) + 4 ^(3) + 6 ^(3) + ... is 3528, then n equals to: a)6 b)7 c)8 d)9

For what value of n, the nth term of A.P. 63, 65, 67,……... and nth term of A.P. 3. 10. 17. ...... are equal to each other?

Find the sum of first n terms of the series 1.3 + 2.5 + 3.7 + 4.9 +…..

Series 3, 4, 6, 9, 13, ... the next term is :