In an AP, the sum of first ten terms is ...

In an AP, the sum of first ten terms is -150 and the sum of its next ten terms is -550 Find the AP

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X BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION-C|5 Videos

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The sum of the first 7 terms of an AP is 63 and the sum of its next 7 terms is 161. Find the 28th term of this AP.

The sum of first 7 terms of an A.P. is 10 and that of next 7 terms is 17. Find the progression.

The first term of an A.P. is a and the sum of first p terms is zero, show that the sum of its next q terms is (-a(p+q)q)/(p-1)dot

If the first term of an A.P. is 2 and the sum of first five terms is equal to one fourth of the sum of the next five terms, find the sum of first 30 terms.

In an A.P., the first term is 2, the last term is 29 and sum of the terms is 155. Find the common difference of the A.P.

The sum of first p- terms terms of an A.P. is q and the sum of first q terms is p, find the sum of first (p + q)

An AP consists of 37 terms. The sum of the three middle most terms is 225 and the sum of the last three terms is 429 . Find the AP.

If the first term of an A.P. is 100 and sum of its first 6 terms is 5 times the sum of next 6 terms, then find the common difference of the A.P.

If the sum of first 14 terms of an A.P. is 1050 and its first term is 10, find the 20^(th) term.

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