Exponential Diophantine Equation

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mutasimmim
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Joined:Sun Dec 12, 2010 10:46 am
Exponential Diophantine Equation

Unread post by mutasimmim » Wed Oct 01, 2014 10:29 am

Solve the following equation in $N$
$5^x7^y+4=3^z$.
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mutasimmim
Posts:107
Joined:Sun Dec 12, 2010 10:46 am

Re: Exponential Diophantine Equation

Unread post by mutasimmim » Wed Oct 01, 2014 10:31 am

Hint:
Read the equation $(mod 3,4,5)$ etc.
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