1.

The equation of the circle in the first quadrant touching each coordinate axes at a distance of one unit from the origin is(a) x2 + y2 – 2x – 2y + 1 = 0(b) x2 + y2 – 2x – 2y – 1 = 0(c) x2 + y2 – 2x – 2y = 0(d) x2 + y2 – 2x + 2y – 1 = 0

Answer» The equation of the circle in the first quadrant touching each coordinate axes at a distance of one unit from the origin is

(a) x2 + y2 – 2x – 2y + 1 = 0

(b) x2 + y2 – 2x – 2y – 1 = 0

(c) x2 + y2 – 2x – 2y = 0

(d) x2 + y2 – 2x + 2y – 1 = 0


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