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 A.P. 125, 120, 115, ……….. Is the first negative?

Which term of the A.P. 24,21,18,… is the first negative?

Which term of the Arithmetic Progression 24, 21, 18, ……. Is the first negative term?

Write the first three terms defined by a_n= n/(n+1)

If 0 lt x lt 1 , the first negative term in the expansion of (1+x)^(27//5) is

-20, -18, -16, ………… which term of this A.P. is a first positive term?

find the sum of the following A.Ps 7,11,15,….,12 terms, n terms.

If the sum of the first n terms of an A.P. is 3n+n^2 , what is the first term? What is the 2^(nd) term, 3^(rd) term, 10^(th) term and the n^(th) terms.

The 'n' the term of a given A.P. is 6n+2 . Then write the first four terms in it.

The n^(th) term of an A.P is p and the sum of the first n terms is s. The first term is