The last line of the solution. I think they have worked it incorrectly.
Thanks
Khurram
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This topic has expert replies
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.
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.
