If the sum of p terms of an AP is q and the sum of q terms is p, then show that the sum of `p+q`
Channel: Doubtnut
Date: 2020-01-19

If the sum of p terms of an AP is q and the sum of q terms is p, then show that the sum of `p+q` terms is `- (p+q)` , Also find the sum of first `p-q` terms (where , `pgtq`).