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A lattice point in the x,y-plane is a point both of whose coordinates are integers (not necessarily positive). How many lattice points lie on the graph of the equation x^2-y^2=47

 Dec 8, 2019
edited by Guest  Dec 8, 2019
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We will have    4 lattice points

 

(x , y)  =  (24, 23)   ( 24, -23)  ( -24, 23)    (-24, -23)

 

 

cool cool cool

 Dec 9, 2019

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