Q1Short answer
The first term of an A.P.is a, and the sum of the first p terms is zero, show that −a ( p + q) q the sum of its next q terms is . [Hint: Required sum = Sp + q – Sp] p −1
The first term of an A.P.is a, and the sum of the first p terms is zero, show that −a ( p + q) q the sum of its next q terms is . [Hint: Required sum = Sp + q – Sp] p −1