If the nth term of a progression is (4n-10) show that it is an AP. Find its (i) first term, (ii) common difference, and (iii) 16th term.

The nth term of a progression is 2n+3. Show that it is an A.P. Also find is 10th term.

The nth term of a progression is 2n+3. Show that it is an A.P. Also find is 10th term.

The nth term of a progression is 3^(n+1) . Show that it is a G.P. Also find its 5th term.

The nth term of a progression is 3^(n+1) . Show that it is a G.P. Also find its 5th term.

lf the nth term of an AP is (5n-2), find its (i) first term, (ii) common difference and (iii) 19th term.

Show that the progression 11, 6, 1, -4, -9, …. is an AP. Find its first term and the common difference.

Show that the progression 8, 11, 14, 17, 20, … is an AP. Find its first term and the common difference.

(i) The nth term of a progression is 2n+1. Prove that it is an A. P. Also find its 5th term. (ii) The nth term of a progression is linear expansion in 'n' . Show that it is an A.P. (iii) The nth term of a progression is (n^(2)+1) . Show that it is not an A.P.

Show that each of the progressions given is an AP. Find the first term , common difference and next term of given series (ii) 11 ,6, 1 ,-4 . . .

The nth term of a sequence is 3n-2 is the sequence an A.P.? If so,find its 10 th term.