Any line segment through the focus of a parabola, with end points on the parabola, is a

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Any line segment through the focus of a parabola, with end points on the parabola, is a focal chord. Prove that the tan-gent lines to a parabola at the end points of any focal chord intersect on the directrix.

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Calculus

ISBN: 978-0131429246

9th edition

Authors: Dale Varberg, Edwin J. Purcell, Steven E. Rigdon

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Question Posted: Jun 21, 2016 10:39 AM

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Any line segment through the focus of a parabola, with end points on the parabola, is a

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Place the xaxis along the axis of the parabola such that the equation y 2 4 px describes the Par...View the full answer

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