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4 votes
Find the equation of the parabola with its vertex at the origin and focus at (-3,0)

2 Answers

5 votes

Answer:

The answer is actually y^2=-12x. Just answered it and that was correct.

Explanation:

User Lincetto
by
7.5k points
5 votes
This is a horizontal parabola and the coordinates of vertex are ( 0, 0 ).
Also the coordinates of focus are: F ( -3, 0 )
so f = -3 and p = 2 f = 2 * ( - 3 ) = - 6
The formula is:
x² = 2 p y
x² = 2 * ( - 6 ) y = - 12 y
Answer:
The equation of the parabola is:
x² = - 12 y.
User Curt
by
8.9k points

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