prove by induction that (7^n)+(4^n)+(1^n) is divisible by six for all n greater than or equal to one

thanks for any help

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- March 23rd 2009, 11:53 AMhmmmmproof by induction
prove by induction that (7^n)+(4^n)+(1^n) is divisible by six for all n greater than or equal to one

thanks for any help - March 23rd 2009, 01:18 PMTwistedOne151
1. Find for n=1, and show it is divisible by 6.

2. Find . Use it to show that is divisible by 6 if is.

--Kevin C.