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Question

If ax=by=cz and a,b,c are in G.P ., then x,y,z are in


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Solution

Finding the value:

Given a,b,c are in G.P and ax=by=cz

Letax=by=cz=pa=p1/xb=p1/yc=p1/zb2=ac(sincea,b,cinGP)(p1/y)2=p1/xp1/zp2/y=p(1/x+1/y)Equatingpowersofp2/y=1/x+1/zSox,y,zareinHP.

The terms x,y,z are in H.P


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