If (m+1)th term of an A.P is twice the (n+1)th term, prove that (3m+1)th term is twice the (m+n+1)th term.

If (m+1) term of an A.P. is twice the (n+1) th term, prove that (3m+1) th terms is twice the (m+n+1) th term.

If (m+1) term of an A.P.is twice the (n+1) th term,prove that (3m+1) th terms is twice the (m+n+1) th term.

If (m+1)th term of an A.P. is twice the (n+1)th term, then prove that (3m+1)th term is twice the (m+n+1)th term

If (m + l)th term of an A.P. is twice the (n + l)th term, prove that (3m + l)th term is twice the (m + n + l)th term.

Given that the (p+1)th term of an A.P. is twice the (q+1)th term, prove that the (3p+1)th term is twice the (p+q+1)th term.

If (m+1)^(t h) term of an A.P. is twice the (n+1)^(t h) term, prove that (3m+1)^(t h) term is twice the (m+n+1)^(t h) term.

If (p + 1)th term of an A.P. is twice the (q + 1)th term, then prove that (3p + 1) th term will be twice the (p + q + 1)th term.

If 29th term of an A.P is twice its 19th term, then the 9th term is

In certain A.P. the 24th term is twice the 10th term. Prove that the 72nd term is twice the 34th term.