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Unit 8, Activity 3, Using Eccentricity to Write Equations and Graph
Conics
Blackline Masters, Advanced Math – PreCalculus
Page
Louisiana Comprehensive Curriculum, Revised 2008
257
1. Identify the conic and find its equation having the given properties:
a) Focus at (2, 0); directrix: x = 4;
e
= ½
b) Focus at (3, 2); directrix x = 1;
e
= 3
c) Center at the origin; foci on the
x
axis ;
e
= 2 ; containing the point (2, 3)
d) Center at (4, 2); one vertex at (9, 2), and one focus at (0, 2)
e) One focus at
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This note was uploaded on 10/10/2011 for the course MAC 1147 taught by Professor German during the Fall '08 term at University of Florida.
 Fall '08
 GERMAN
 Calculus, PreCalculus, Equations

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