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[" A circle touches the line "y=x" at a ...

[" A circle touches the line "y=x" at a point "P" such that "],[OP=4sqrt(2)" where "O" is the origin.The circle contains "],[" the point "(-10,2)" in its interior and the length of its chord "],[" on the line "x+y=0" is."6sqrt(2)" .Then the equation of the "],[" circle is: "],[" circle is: "],[[" a) "(1)/(x^(2))+(1)/(y^(2))+18x-16y+32=0],[" c) "x^(2)+y^(2)+18x-16y+32=0],[" c) "x^(2)+y^(2)+18x-2y+32=0]],[" d) "x^(2)+y^(2)+18x-2y+32=0]

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