Sum Of N Terms Of An A.P | Part 1

Sum Of n Terms Of An A.P.|Questions

Sum of n Terms of an A.P. | Examples

If the sum of m terms of an A.P is equal to these that n terms and also to the sum of the next p terms,prove (m+n)((1)/(m)-(1)/(p))=(m+p)((1)/(m)-(1)/(n))

If the sum of m terms of an A.P. is same as the sum of its n terms, then the sum of its (m+n) terms is

If the sum of m terms of an A.P is equal to these that n terms and also to the sum of the next p terms,prove

If the sum of m terms of an A.P is equal to these that n terms and also to the sum of the next p terms,prove

if the sum of m terms of an A.P is to the sum of n terms as m^(2) to n^(2) show that the mth term is to the n th term as 2m-1 to 2n-1

If the sum of n terms of an A.P is cn (n-1)where c ne 0 then the sum of the squares of these terms is