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Searching4You 19/07/2017 at 17:50
When you meet high variable \(x^4,x^5...\) the way for expressing this is change it to factored equations (trans : phương trình tích).
Now change that equation into : \(\left(x+y\right)\left(x-y\right)^2=5\)
So the equation has interger solutions (x;y) = (3;2) , (2;3).
Good luck.
Selected by MathYouLike