Which of the following is an integer solution to x2−y2=1x^2 - y^2 = 1x2−y2=1?
(1,0)(1, 0)(1,0)
(−1,0)(-1, 0)(−1,0)
(0,1)(0, 1)(0,1)
(0,−1)(0, -1)(0,−1)