nth term of AP

nth term of A.P. 5,10, 15, 20,……….n terms and nth term of A.P. 15, 30, 45, 60,…………n terms are same.

By Principle of Mathematical Induction : nth term of A.P. whose first term is 'a' and common difference is 'd' is ______

Assertion (A) : 184 is the 50^(th) term of the sequence 3, 7,11,……. Reason (R ) : The nth term of A.P .is given by a_(n)=a+(n-1)d

Find the nth term of an AP from the end

If the nth term of the A.P.9,7,5 is same as the nth term f the A.P.15,1,9,... find n.

The nth term of an AP. Is (3+n)/(4) , then the sum of first 105 terms is

if nth term of an AP is 3n+2 then find the sum n terms.

The nth term of an AP is (7-4n). Find its common difference.

find the nth term of the AP 8,3,-2,-7,,-12,….,