Let Tr be the rth term of an AP for r=1,2.... If for some positive integers m and n we have Tm=1n and Tn=1m, then Tmn=
Let Tr be the rth term of an A.P, for r=1, 2, 3,-------. If for some positive integers m,n we have Tm=1n and Tn=1m, then Tmn equals.
Let Tr be the rth term of an A.P, for r=1, 2, 3,-------. If for some positive integers m,n we have Tm=1n and Tn=1m, then Tmn =