[" 16.Let the sum of the first n terms of a non-constant A.P.a "a_(2),a_(3),..." be "50n+(n(n-7))/(2)" ."],[" where Ais a constant.If disthecommondifference of this "AP" ,then the ordent "(d,a_(s))" is equal "],[" to "]

Let the sum of the first n terms of a non-constant AP a_(1), a_(2), a_(3)...."be " 50n + (n (n-7))/(2)A , where A is a constant. If d is the common difference of this AP, then the ordered pair (d, a_(50)) is equal to

Let the sum of the first n terms of a non-constant AP a_(1), a_(2), a_(3)...."be " 50n + (n (n-7))/(2)A , where A is a constant. If d is the common difference of this AP, then the ordered pair (d, a_(50)) is equal to

Let the sum of the first n terms of a non-constant A.P., a_(1), a_(2), a_(3),... " be " 50n + (n (n -7))/(2)A , where A is a constant. If d is the common difference of this A.P., then the ordered pair (d, a_(50)) is equal to

Let the sum of the first n terms of a non-constant A.P., a_(1), a_(2), a_(3),... " be " 50n + (n (n -7))/(2)A , where A is a constant. If d is the common difference of this A.P., then the ordered pair (d, a_(50)) is equal to

The sum of first n terms of an AP is 3n^(2) + 4n . Find: a] a_(25) b] a_(10)

Find the sum of the first 25 terms of an A.P. whose nth term is given by a_(n)=7-3n

Find the sum of the first 25 terms of an A.P. whose nth term is given by a_(n)=2-3n

Find the sum of first 24 terms of the A.P.a-1,a_(2),a_(3),... if it is inown that a_(1)+a_(5)+a_(10)+a_(15)+a_(20)+a_(24)=225

If f(x)=sum_(n=0)a_(n)|x|^(n), where a_(i) are real constants,then f(x) is

If f(x)=sum_(n=0)a_(n)|x|^(n), where a_(i) are real constants,then f(x) is