If x^2-5y^2= 1232 then how many pairs are possible of (x,y)
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if x,y are real no.of solutions are infinite
if they are supposed to be integers then there is no solutions because if y is odd then it's unit digit is 5 then x^2 unit digit has to be 7 ( not possible)if y is even then it's unitdigit is 0 then x^2 unit digit has to be 2 ( not possible)
if they are supposed to be integers then there is no solutions because if y is odd then it's unit digit is 5 then x^2 unit digit has to be 7 ( not possible)if y is even then it's unitdigit is 0 then x^2 unit digit has to be 2 ( not possible)
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