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Discrete Math 8 Online
OpenStudy (anonymous):

prove that there exists a positive integer n so that (44^n)-1 is divisible by 7.

OpenStudy (anonymous):

I know that I am trying to use PHP to prove the problem. so i want to set it up so my number of "pigeons" are greater than the number of 'holes'. So i was trying to look at the quotent and remainders of 44^n) - 1 / 7 But the exponent keeps confusing me. any help is appreciated

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