If one end of a diameter of the circle is

MATHEMATICS · Single correct · A Level · Mathematics · Coordinate geometry in the (x y) plane · Coordinate geometry in the (x y) plane

Problem

If one end of a diameter of the circle 2x2+2y2−4x−8y+2=02x^2+2y^2-4x-8y+2=0 is (−1,2)(-1,2), then the other end of the diameter is (1) (2,1)(2,1) (2) (3,2)(3,2) (3) (4,3)(4,3) (4) (5,4)(5,4)

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