VERTEX, DIRECTRIX and FOCUS of QUADRATIC EQUATIONS
The focal distance of a point on the parabola ${y^2} = 4x$ and above its axis, is 10 units. Its coordinates are A). (9, 6)B). (25, 10)C). (25, -10)D). None of these
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If focal distance of a point on the parabola `y=x^2-4` is `25/4` and points are of the form `(+... - YouTube
Learn About Focal Length Of A Parabola | Chegg.com
Focus and Directrix of Parabola explained with pictures and diagrams. The focus is just the ..
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