CircleHard
Question
The equation to a circle with centre (2, 1) and touching x axis is -
Options
A.x2 + y2 + 4x + 2y + 4 = 0
B.x2 + y2 − 4x − 2y + 4 = 0
C.x2 + y2 − 4x − 2y + 1 = 0
D.None of these
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