Question

prove that n3-n is divisible by 6

Answer 1

let n be mirabelles then automatically it will give your answer

Answer 2

hey friend,here's your answer:

let n be 2,
then n cube -n =8-2=6 which is divisible by 6.
now lets take n as 3 and see,
so we get 27-3=24 which is divisible by me.

so it is true that n cube-n is divisible by 6.

hope it helps
#aditya