178 Answered Questions for the topic parabola

Creating a Parabola

Using the function f(x) = 9x^2 + 12x + 4 find the vertex and the equation of axis of symmetry for the parabola.   (The zeros of this function are (-2,0) and (-2,0) )   Using the formula: x = -... more

04/27/17

Please Help Me Create A Parabola

Using the function f(x) = ax^2 + bx + c create your own parabola. Answer these questions about your parabola: What are the zeros? What is the y-intercept?What are the coordinates of the vertex?... more
Parabola Math Help

04/01/17

(x+1)^2=-(y-6) solve for y

please help me solve for y in this parabola equation 

03/24/17

The ball was 3 feet off the ground when she struck it with an initial upward velocity of 24 feet per sec. The equation I have to use is h=-16t^2+vt+h(sub zero)

How do I graph this my x scale has to go by .25 so what is my y coordinates(h vs t)(h-x vs t-y) i also need to know what the equation for this problem would be
Parabola

01/31/17

Help I'm going to fail

Write an equation for a parabola that is congruent to y=1/3x^2, has vertex (3,-5)
Parabola

01/05/17

Write the standard form equation for each parabola

Vertex (6 , -10) and focus (23/4 , -10)
Parabola

12/18/16

y=ax2+bx+c a parabolas equation and i have to find a,b,c where given A(2,3) and it goes by a point (0,5)

need its solution 
Parabola

11/08/16

state the equation of the graph above

Point: (0,3) (1,0) (2,-1) (3,0)

10/17/16

Height equation problems

A baseball is hit so that its height can be modeled by the equation h(t)-=-4.9t^2+115t+6 where h(t) represents the height in meters of the baseball t seconds after the ball is hit. a.) what is... more
Parabola Parabolas

10/05/16

Parabola problem

Find an equation of the formy = a(x − x1)(x − x2) of a parabola with a point of (5,-5) and x-intercepts of -4 and 6.
Parabola Math

07/14/16

Derivation of formula for vertex form of horizontal parabola

I need to know how to get it not the formula

What is the standard form equation of a parabola with a vertex of (5, 6) and a directrix at y= 23/4?

What is the standard form equation of a parabola with a vertex of (5, 6) and a directrix at y= 23/4?   standard form equation of a parabola

Which of the following could be the equation for a parabola that opens down with vertex (-11, -28)

A. Y=5(x+28)^2 -11 B. X=5(y+11)^2 -28 C.y=-5(x+11)^2 -28 D.x=-5(y+28)^2 -11
Parabola Algebra 1

03/31/16

Write the standard form of the equation of the parabola that has the indicated vertex and passes through the given point.

Write the standard form of the equation of the parabola that has the indicated vertex and passes through the given point. Use f(x)=a(x-h)^2+k. Vetex: (2,3)Point: (-4,2)

02/24/16

Write the equation of the parabola with focus F(1,1) and directrix y=5

Write the equation of the parabola with focus F(1,1) and directrix y=5
Parabola

01/29/16

Find the standard form of a parabola with a vertex of (0,0) and directrix x=-2

How do you solve this question

How do I convert this equation to Standard Form y^2 + 2y - x = 0

I need to complete the square.

01/23/16

Finding the equation of a parabola without zeros

Hi, I'm being asked to determine equation of a parabola without the zeros I'm not too sure what that means to be honest, But, lets say you get 3 points of a parabola, none of them are "zeros",... more

Find the fare that yields the greatest income.

A ferry service transporting passengers charges a fair of $10 and carries 300 persons per day. The manager estimates that the company will lose 15 passengers for each increase of $1 in the fare.... more

11/09/15

How do you find the equation of a parabola?

I know that the x-intercepts are (0,0) and (2.4, 0 ), and that the vertex is (1.22, 7.3 ), and now I need to find the eqaution of this parabola using this information, except I have no clue. Help... more

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... more

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... more

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... more
Parabola

07/22/15

Graph the parabola

Graph the y square = -16(x+3). Describe the characteristics of the graph.

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