perplexus.info :: Just Math : Angle of view

Angle of view (Posted on 2011-10-28)

For what value of k is the parabola y=k-x^2 viewed at a right angle * from point A(0,1)?

* i.e. displaying a right angle between the two tangents.

No Solution Yet Submitted by Ady TZIDON

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Subject	Author	Date
algebra solution	Jer	2011-10-28 13:42:03
calculus solution	Charlie	2011-10-28 13:12:55

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