Which of the term of the AP 53, 48, 43... is the first negative term?

Which term of the AP: 121, 117, 113,……… is the first negative term? [Hint:Find n for a_(n) lt 0 ]

Which term of the AP: 121, 117,113, ….., is its first negative term?

Which term of the AP 64, 60, 56, 52, 48 ,.... is 0 .

Which term of the AP: 21,18,15,…….. Is -81 ?

Which term of the AP 3,10, 17,... will be 84 more than its 13th term?

If the sum of the first 2n terms of the AP 2,5,8.....is equal to the sum of the first n terms of the AP 57,59,61, ....then n equals

Which term of the sequence 20 ,19 1/4, 18 1/2, 17 3/4,dot is the first negative term?

The sum of the 4th and 8th terms of an AP is 24 and the sum of the 6th and 10th terms is 44. Find the first three terms of the AP.

If the sum of the first n terms of an AP is 4n-n^(2) , what is the first term (note that the first term is S_(1) )? What is the sum of first two terms? What is the second term? Similarly, find the 3rd, the 10th and the nth terms

Suppose that all the terms of an arithmetic progression (A.P) are natural number .If the ratio of the sum of the first seven terms to the sum of the first eleven terms is 6 : 11 and the seventh term lies in between 130 and 140 , then the common differnce of A.P . is -