no solution (a,b)

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Katy729
Posts: 40
Joined: Sat May 06, 2017 2:30 am

no solution (a,b)

Unread post by Katy729 » Sat Jul 01, 2017 3:40 pm

Prove that there is no pair $(a,b)$ of integers such that
$a^2=b^7+7$

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