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by anshul265 » Sun Jun 15, 2008 7:08 am
You can also solve this as following.

from 1 we know, n=3^(n-2)
which can be written as, n=(3^n)*3^(-2)
or n=(3^n)/3^2
or n=(3^n)/9

from 2 we know, t=3^n
putting this in first, n=t/9
or t/n=9
so we know t is divisible by n.

Answer C.
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by khurram » Sun Jun 15, 2008 10:17 am
thanks

you explained in the easiest way and made perfect sense. I feel stupid for not seeing that first.

KL
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