MATH

What is the equation of the parabola with a directrix at y = 4 and focus (0, -4).

  1. 👍 0
  2. 👎 0
  3. 👁 303

Respond to this Question

First Name

Your Response

Similar Questions

  1. algebra

    Can someone check my answers please and if Im wrong please explain. 1) graph 4x^2+4y^2=64. what are the domain and range? domain;all real numbers range;-4

    asked by lee on February 22, 2013
  2. math

    If focus and directrix of a parabola are (3,-4) and x+y+7=0 then its length of latuusrectum is?

    asked by jogender on September 3, 2016
  3. precalculus

    Find the focus, directrix, and focal diameter of the parabola. y2 = 8x

    asked by Ama on November 13, 2012
  4. algebra

    A few more question Id like for someone to check please. 1) what are the vertex, focus, and directrix of the parabola with the given equation? x^2-8x-28y-124=0 vertex (4,-5) focus (0,7) directrix y=-12 2) write an equation of a

    asked by lee on February 22, 2013
  5. precalculus

    Find the focus, directrix, and focal diameter of the parabola. x2 = 5y focus (x, y) = 0, 5/4 directrix:y=-5/4 focal diameter=5 Sketch its graph? my answers seem to be correct but i cannnot sketch the graph correctly.

    asked by Ama on November 13, 2012
  1. Algebra 2

    The equation of a parabola is 12y=(x-1)^2-48. Identify the vertex, focus, and directrix of the parabola.

    asked by T on May 3, 2019
  2. pre cal

    What is the center of the conic whose equation is x^2 + 2y^2 - 6x + 8y = 0 2.Which one of the following equations represents a hyperbola? (5 points) A) 3x^2 + y^2 + 12x - 7 = 0 B) 3x^2 + 3y^2 + 12x - 7 = 0 C) 3x^2 + y + 12x - 7 =

    asked by Mecie on April 16, 2012
  3. Algebra2

    Write an equation of a parabola with a vertex at the origin and a directrix at y=-5. my answer is focus 6,0, directrix =-6

    asked by Steve on March 8, 2017
  4. precalculus

    Find the focus, directrix, and focal diameter of the parabola. 9x + 7y2 = 0 my answers were focus = -9/28,0 fd =9/7 directrix= -9/28 (this ans. is incorrect) what am I missing? pls help

    asked by amaa on December 1, 2012
  5. Geometry

    A parabola has a focus of F(2,8.5) and a directrix of y=9.5. The point P(x,y) represents any point on the parabola, while D(x,9.5) represents any point on the directrix. Maria was asked to use the distance formula to write an

    asked by lilbaby on December 4, 2018

You can view more similar questions or ask a new question.