The equation x2+y2=3(z2)x^2 + y^2 = 3(z^2)x2+y2=3(z2) has which integer solution?
(1,1,1)(1, 1, 1)(1,1,1)
(0,0,0)(0, 0, 0)(0,0,0)
(3,3,3)(3, 3, 3)(3,3,3)
No non-zero solution