perplexus.info :: Calculus : Circles & Parabola

Circles & Parabola (Posted on 2013-07-13)

Two circles with equal radii are externally tangent
at a point on the parabola y = x². One of the circles
is also tangent to the x-axis while the other is also
tangent to the y-axis. Find the radius of both circles.

See The Solution Submitted by Bractals

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re: thoughts - Problem Correction

| Comment 2 of 5 |

(In reply to thoughts by Charlie)

As noted by Charlie:

What's wanted but not explicitly stated is that the circles should also be tangent to the parabola.

Posted by Bractals on 2013-07-13 14:30:53

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