SOLUTION: Write an equation of a parabola with vertex at the origin and the given focus. 1. focus at (22, 0)

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: Write an equation of a parabola with vertex at the origin and the given focus. 1. focus at (22, 0)      Log On


   

Question 858053: Write an equation of a parabola with vertex at the origin and the given focus.
1. focus at (22, 0)
Answer by lwsshak3(11628) About Me  (Show Source):
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Write an equation of a parabola with vertex at the origin and the given focus.
1. focus at (22, 0)
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parabola opens left.
Its basic equation: y^2=-4px
axis of symmetry: y=0
p=22 (distance from focus to vertex on the axis of symmetry)
4p=88
Equation of given parabola: y^2=-88x