Learning Mathematics for IIT JEE
IIT JEE - Online Books
Saturday, December 6, 2008
Equation of parabola in its standard form
y² = 4ax
For this equation focus is at F(a,0) and the equation of the directrix is d: x=-a. It vertex is at (0,0).
If a is positive it open to the right.
Length of the latus rectum = |4p|
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