(v)
First term (a)
Common difference (d)
Sum of n terms of A.P is
(vi)
First term (a)
Common difference (d)
Sum of n terms of A.P is
(v)
First term (a)
Common difference (d)
Sum of n terms of A.P is
(vi)
First term (a)
Common difference (d)
Sum of n terms of A.P is