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in Mathematics by (21.8k points)

The locus of the centres of the circles, which touch the circle, x2 + y2 = 1 externally, also touch the y-axis and lie in the first quadrant, is 

(1)  x = √(1 + 2y), y 0

(2)  y = √(1 + 2x, x  0

(3)  y = √(1 + 4x, x ≥ 0

(4)  x = √(1 + 4y, y ≥ 0

1 Answer

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Best answer

Correct option (2)  y = √(1 + 2x, x  0

 Explanation:

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