C-05-Q071mediumsingle_mcqThe solutions of x2+y2=25, xy=12x^2 + y^2 = 25,\ xy = 12x2+y2=25, xy=12 include —a(4,3), (3,4), (−4,−3), (−3,−4)(4, 3),\ (3, 4),\ (-4, -3),\ (-3, -4)(4,3), (3,4), (−4,−3), (−3,−4