Find the pole of the line x+2y=4x + 2y = 4x+2y=4 with respect to the circle x2+y2=4x^2 + y^2 = 4x2+y2=4.
(1,2)(1, 2)(1,2)
(2,1)(2, 1)(2,1)
(1,1)(1, 1)(1,1)
(2,2)(2, 2)(2,2)