Home
Class 10
MATHS
If the nth term of an AP is (2n +1) then...

If the nth term of an AP is (2n +1) then the sum of its first three terms is

Promotional Banner

Similar Questions

Explore conceptually related problems

If the n^(th) term of an AP be (2n-1) then the sum of its first n terms will be

If nth term of an A.P. is (2n+1), what is the sum of its first three terms?

If n^(th) term of an A.P. is (2n + 1), what is the sum of its first three terms ?

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

If the nth term of an A.P. is t_(n) =3 -5n , then the sum of the first n terms is ………

If the n^(t h) term of an A.P. is (2n+1), find the sum of first n terms of the A.P.

The nth term of an A.P. is p, show that, the sum of its first (2n-1) terms is (2n-1)p.

If x,|x+1|,|x-1| are first three terms of an A.P., then the sum of its first 20 terms is