Question

the focus of a parabola opening upwards is at the point (-1,7) the point (11,12) is on the graph of the parabola

1.) what is the directrix

2.) what is the vertex of the parabola

3.) write the equation for the parabola

Answer #1

The focus of a parabola opening upwards is at the point (-1,7).
The point (11,12) is on the graph of the parabola.
a) What is the directrix of this parabola?
b) What is the vertex of this parabola?
c) Write the equation of this parabola.

The focus of a parabola opening to the right is at the point
(-1,7). The point (11,12) is on the graph of the parabola.
a) what is the directrix
b) what is the vertex of the parabola
c) what is the equation

Find the vertex, focus and directrix of the following parabola
and sketch its graph
y+12x-2x^2=16

Write the equation for a parabola with a focus at (−3,−5) and a
directrix at x = −7

1) Write the standard form of the equation of the parabola that
has the indicated vertex and whose graph passes through the given
point.
Vertex: (3, −1); point: (5, 7)
f(x) = __
2) Write the standard form of the equation of the parabola that
has the indicated vertex and whose graph passes through the given
point.
Vertex: (4, 5); point: (0, 1)
f(x) = __
3) Write the standard form of the equation of the parabola that
has the indicated...

Find parabola equation? Find equation of parabola: Focus: (9,0),
directrix x=-9

1.
Determine the equation of the parabola with focus
(−3,5)
and directrix
y=1
2. Determine the equation of the parabola with focus
(5/2, −4)
and directrix
x=7/2
3. Determine the equation of the ellipse using the information
given.
Endpoints of major axis at
(4,0), (−4,0)
and foci located at
(2,0), (−2,0)
4. Determine the equation of the ellipse using the information
given.
Endpoints of major axis at
(0,5), (0,−5)
and foci located at
(3,0), (−3,0)

What is the standard form of the equation of the parabola with
the focus (−1,3)and the directrix x=9?

Find an equation of a parabola satisfying the given conditions
Focus (4, 1) and directrix x = -2.

(Please type instead of writing on a paper, and scanning
it. Some of the handwritings on Chegg are not
legible!)
Find the equation of the parabola with vertex at (
1 , -3 ) and focus at ( 1 , -5). Discuss the equation
and graph the parabola.
Directrix __________; axis of symmetry ___________; Equation
_______________________

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