if n=1,2,3,.....,n then 2 power of 3n subtracted by 1 is divisible by
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3n^2-1 is divisible by 2... you can check by putting values of n
Anonymous:
we get
3(1)^2 -1
which is equal to 8
nd is divisible by 2
if you are satisfied plzzz mark it as brainlist
2^3(1)=7
have understanded it
it is 3(1)^2
2 power of 3n means 3n^2
not 2^3n
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