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Find the standard equation of the parabola which satisfies the given conditions.

 

vertex (1,-9), focus (-3,-9)

vertex (-8,3), directrix x = -10.5

vertex (-4,2), focus (-4,-1)

focus (7,11), directrix x = 1

focus (7,11), directrix y = 4

vertex (-5,-7),vertical axis of symmetry, through the point P(7,11)

 
 Jan 19, 2021

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