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44 Answered Questions for the topic Parabola Equation

Parabola Equation Standard Form

10/08/18

Write an equation of a parabola in standard form using a focus and directrix.

A parabola has a focus of (3,6) and the directrix is y=2. What is the equation for the parabola in standard form?
Parabola Equation Math Word Problem

09/26/18

A cable suspended between two posts that are the same height and 10 meters apart has a sag of 1 meter. If the cable hangs in the form of a parabola, find its eq

A cable suspended between two posts that are the same height and 10 meters apart has a sag of 1 meter. If the cable hangs in the form of a parabola, find its equation
Parabola Equation

08/25/18

Height ler second of a ball

S(t) = 16 t 2 exp +128 t + 4.maximum height per second and what will the max height be 
Parabola Equation

10/12/17

f(x) = ax^2 + bx + c, where a = -38, b = 13 and c = 12. What is the gradient of the point, with x coordinate 8, on the graph of y = f(x)?

I'm stuck with this! Need help! Thank you!
Parabola Equation

09/06/17

I can not for the life of me wrap my head around this PLEASE help H = -16t + 368t

One small piece of ash was ejected from the volcano with an initial velocity of 368 ft/sec. The height H, in feet, of our ash projectile is given by the equation:H = -16t + 368tWhere t is the time... more
Parabola Equation Parabolas

05/07/17

What are the focus and tricks of the parabola represented by the equation : 8(y-6)=(x+2)^2

what is the focus and directrix of this equation 
Parabola Equation

03/28/17

Standard form for (x--5)(x--1)

(X--5)(x--1) in standard and vertex form 
Parabola Equation

02/13/17

equation of parabola if axis Y=0; passes through (3,2)&(2,-3)

equation of parabola if axis Y=0; passes through (3,2)&(2,-3)
Parabola Equation Algebra 2 Parabolas

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)?
Parabola Equation Word Problem

11/17/16

Catapulting a rock

A rock catapulting through the air is known to have a near perfect parabolic path. The rock lands at a horizontal distance of 170m from its starting point (which is at ground level), just skimming... more
Parabola Equation Parabola Graphing Parabolas

05/21/16

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

find its quation

05/08/16

Write a quadratic equation in vertex form that has a vertex of (-4, 9)

I'd appreciate it if you could show step by step i'm not very good at this and would like to know how to do it.
Parabola Equation

02/25/16

find the equation of the parabola with vertex (5,1) and focus (5,-2)

vertex (5,1) focus (5,-2)
Parabola Equation Parabolas

02/18/16

2x^2-4x+y+5=0

We are currently graphing parabolas. This equation we are using completing the square to help make it into an equation where we are able to determine the vertex, focus, directrix, and axis of... more
Parabola Equation Math

02/05/16

Two questions on parabola equations and turning points

1. Find B if the parabola y = B(3 – x)(x + 5) has a turning point at (–1,4)     2. Find equation Turning point at (1,5) and y-intercept at (0,3)
Parabola Equation Quadratic Equations Parabolas

01/24/16

find the y-interept

what is the y-intercept for the graph of this equation? y=-2.5x^2-24x-11
Parabola Equation Parabola

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
Parabola Equation

11/18/15

Write an equation of parabola with focus (0,3) and directrix y=1

what is the equation of parabola and please, show me steps. 
Parabola Equation Parabolas Parabola

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
Parabola Equation Parabolas Parabola

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... more
Parabola Equation Parabolas Parabola

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... more
Parabola Equation Parabola Graphing Parabolas

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... more
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