Which term of the G.P 3,6 ,12 24….. Is 1...

Which term of the G.P 3,6 ,12 24….. Is 1536 ?

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`a=3,r=2,T_(n)=1536,n=`?
`T_(n)=a.r^(n-1)rArr1536=3.2^(n-1)rArr512=2^(n-1)rArr2^(9)=2^(n-1)rArrn-1=9rArrn=10`.

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