15 Answered Questions for the topic Graphing Parabolas

#### Sketch each parabola using the given information

vertex (3,6), y-intercept 2

Graphing Parabolas Graphing Solutions

10/26/17

#### graphically solve theses simultaneous equations using a grid. note calculations for the vertex and x intercepts must be shown

y=x2 +2x-3
y=8-2x-x2
i know the vertex is (-1,-4)
(-1,9)
and the x intercepts are (1,0), (-3,0)
(2,0),...
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#### How do find the equation of the parabola given the vertex, and both x intercepts?

I am trying to find a equation that would graph a parabola given the vertex and both x intercepts. Can you please help?
Thanks.

01/06/17

#### What is the equation of the parabola with vertex (-5, 4) and focus (-2, 4)?

What is the equation of the parabola with vertex (-5, 4) and focus (-2, 4)?

10/14/16

#### How do you find the cubic equation from its graph?

Does anyone know how you would fit three cubic polynomials on a parabola with 2 turning points? Like use points on the graph and a formula to find the equations? The parabola given does not...
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05/21/16

#### a parabola has directrix x=6, axis y=5 and latus rectum equal to 9. Find its equation

find its quation

04/09/16

#### Two quadratic equations have same solutions, but one is -a, the other a. What about the graphs?

The equation -x^2+5x-6=0 has the same solutions as x^2-5x+6=0. The solutions are x=2 and x=3. But when they are graphed, one parabola goes up and the other down. Which is the correct one? Or does...
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10/10/15

#### Parabolas Application Q4

A daring feat performed in Acapulco, Mexico is for a person to dive from a cliff into the ocean. Starting about 17 metres above the water, the height, h (in metres), of a diver t seconds after he...
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10/10/15

#### Parabolas Application Q2

The height, h metres, of a model rocket above the ground t seconds after after launching is given by the equation h=4t(50-t) for 0 < t < 50
a) Sketch the graph of the rocket when it is...
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10/10/15

#### Parabolas Application

The price of shares in fledging company 'Lollies 'r us' plunged dramitically one afternoon, the following the breakout of a small fire on the premises. However, Ms Sarah Sayva of Lollies Anonymous...
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Graphing Parabolas

03/22/15

#### how do you calculate the focus and directrix from an equation hen its given in vertex form

how do you calculate the focus and directrix from an equation hen its given in vertex form

Graphing Parabolas Parabolas

12/01/14

#### Width 50 height 30 sail with mast of 27

The underside of a bridge has the shape of a parabolic arch. It has a maximum height of 30m and a width of 50m. Can a sailboat with a mast of 27m above the water pass under the bridge at a distance...
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Graphing Parabolas Parabolas

04/11/14

#### write an equation of a parabola with vertex at the origin and the given focus

focus at (0,2)

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