# SOLUTION: Equation of the parabola whose vertex is(-2,0) and directrix x=1 is options a)y²=-2(x+2) b)y²=-4(x+3) c)y²=-6(x-5) d)y²=-12(x+2)

Algebra ->  Algebra  -> Test -> SOLUTION: Equation of the parabola whose vertex is(-2,0) and directrix x=1 is options a)y²=-2(x+2) b)y²=-4(x+3) c)y²=-6(x-5) d)y²=-12(x+2)      Log On

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 Click here to see ALL problems on test Question 323141: Equation of the parabola whose vertex is(-2,0) and directrix x=1 is options a)y²=-2(x+2) b)y²=-4(x+3) c)y²=-6(x-5) d)y²=-12(x+2)Answer by galactus(183)   (Show Source): You can put this solution on YOUR website!The parabola opens in the negative x direction. It has an equation of the form Where (h,k) are the coordinates of the vertex. p is the distance from the directrix to the vertex or from the focus to the vertex. In this case, p=3