some more..........
if for a G.P, Tp=p,TQ=q, Tn=[pn-Q/qn-p]1/p-q
If for a G.P Tm+n=p, Tm-n =q thenTm=sqr rt(pq), Tn=p(q/p)m/2n
==>if a,b,c, are the pth,qth,rth terms of a G.P then aq-r.br-p.cp-q=1
==> an+1+bn+1/an+bn is G.M betwen a and b if n=1/2
thank u!!!!!!!!
Moderation Team
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