Elementary Geometry For College Students, 7e
7th Edition
ISBN: 9781337614085
Author: Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher: Cengage,
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Question
The diagram shows a conic with focus F, directrix d and a point, T, on the directrix. From the point T tangents to the conic are found that touch the conic at P and Q.
Show that P, F and Q are collinear.
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- 24) Find the vertices and foci of the conic and sketch the graph: 4x² + y² +8x−4y−8=0 25) Find all points of vertical and horizontal tangents to the parametric curve: x=t³-3t, y=t² +4t+3arrow_forwardPlease do the following handwrittenarrow_forwardSketch the conic sections. Indicate the foci, and show your work: A) 4x2+3y2+8x-6y=5 B) x2-3y2+8x-6y+4=0arrow_forward
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