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Chapter:

Progressions

The n^th term of an A.P., sum of whose n terms is S_n, is

S_n + S_{n - 1} S_n - S_{n - 1} S_n + S_{n + 1} S_n - S_{n + 1}

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Similar Question

This Chapter Progressions consists of the following topics

If the first term of an A.P. is 2 and common difference is 4, then the sum of its 40 term is

The n^th term of an A.P., sum of whose n terms is S_n, is

The sum of first n odd natural numbers in

The n<sup>th</sup> term of an A.P.

the sum of whose n terms is S<sub>n</sub>

is

Progressions

Arithmetic-Aptitude