Find the sum of the first 26 terms of the arithmetic progression 5,8,11,14,... , CLASS 10 | Arithmetic Series...

Find the 15th term of the arithmetic progression 10, 4, -2, ….

Find the sum of first 24 terms of the AP 5, 8, 11, 14,…

Find the sum of the following arithmetic progression: 41,36,31, to 12 terms.

Find the sum of the following arithmetic progression: 0,46,42, to 10 terms.

The fourth term of the arithmetic - geometric progression 6, 8, 8, ………. Is

Let a_n be the n^(th) term of an arithmetic progression. Let S_(n) be the sum of the first n terms of the arithmetic progression with a_1=1 and a_3=3_(a_8) . Find the largest possible value of S_n .

What is the sum of the first 13 terms of an arithmetic progression, if the 5th term is 1 and the 8th term is - 17?

What is the sum of the first 12 terms of an arithmetic progression, if the first term is 3 and the last term is 47?