Which of the following integer pairs (x,y)(x, y)(x,y) satisfy x2−2y2=1x^2 - 2y^2 = 1x2−2y2=1?
(3,2)(3, 2)(3,2)
(17,12)(17, 12)(17,12)
(5,3)(5, 3)(5,3)
(0,0)(0, 0)(0,0)