116 Answered Questions for the topic Parabolas

Parabolas

07/21/17

Find an equation for the parabola
Find an equation for the parabola that satisfies the given conditions:   Focus (2,3)   Vertex (2,4)
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07/18/17

Need help with real world math problems?
For problems 7 – 8, use the Falling Object Model (Object is dropped not thrown) h = -16t2 + s where h = height, t = time (seconds) and s = initial height. In each problem below, remember, h = 0... more
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Parabolas Algebra 2

06/20/17

Find an equation whose graph is a parabola with directrix y= -1 and vertex (1,3)?
 Find an equation whose graph is a parabola with directrix y= -1 and vertex (1,3). 
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Parabolas Algebra

06/17/17

write an equation for parabola with vertex at the origin
through (-2,-2√2), opening left
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Parabolas

06/15/17

How to prove that 2(e-c)=bd
The parabola f(x)=x^2+bx+c has vertex "P" and the parabola g(x)=-x^2+dx+e has vertex "Q." "P" and "Q" are distinct points. The two parabolas also intersect at "P" and "Q." Prove that 2(e-c)=bd
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Parabolas Parabola Equation

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 
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Parabolas

04/19/17

The moon is a sphere with radius of 92 km. Determine an equation for the ellipse if the distance of the satellite from the surface varies from 206 km to 943 km.
A satellite is to be put into an elliptical orbit around a moon. The moon is a sphere with radius of 92 km. Determine an equation for the ellipse if the distance of the satellite from the surface... more
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Parabolas

04/09/17

Stuck on parabolas
H(t)=1/2 (32.1740)t^2+24t+7 At what time does the ball reach 10 feet?
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Parabolas Many Questions

04/08/17

Space jammin' with parabolas!
h (t)= (1/2)gt2+vot+ho where he is the height of the ball in feet at time t in seconds, g is the force of gravity in feet per second squared, vo Is the initial velocity of feet per second, and ho... more
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Parabolas

02/24/17

Vertex: (4, -7); Focus: (3, -7)
1. Find the standard form of the equation of the parabola using the information given.Vertex: (4, -7); Focus: (3, -7)
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Parabolas

01/18/17

A potato is fired from a spud gun at a hieght of 2m and an Intial velocity of 30 m/s write an equation of this potato projectile
 Need help need to less my class 
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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)?
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12/26/16

If I have a spinning bowl of water...
A spinning liquid of any sort forms a paraboloid; a three dimensional parabolic shape. Therefore, you can apply the physics principles relating to centripetal motion to any mass, m, on the surface... more
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Parabolas Math Word Problem

12/04/16

Equation of a parabola for y=a(x-3)^2+k if it goes through (0,-16) and (2,8).
Grade 10, parabolas, find the equation problems, word problems.
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Parabolas

11/17/16

A semielliptical archway has a height of 15 ft and a width of 50 ft. Can a truck that is 14 ft wide and 14 ft. high drive under
Need help solving this word problem  
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11/12/16

do you think it easier graph a parabola using standard form or vertex form? Why?
I am just curious which one would be the preferable option when graphing a parabola
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Parabolas

10/25/16

Parabolas and rectangles
An arch has the shape of the parabola y = 11 − x2. A rectangle is fit under the arch by selecting a point (x, y) on the parabola.The parabola's vertex is at (0,11) and it is sloping down. The... more
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Parabolas Parabola

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.
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Parabolas Alegebra

09/14/16

How many cakes should be prepared each month to yield the minimum cost?
a baker modeled the monthly operating costs for making wedding cakes by the function y=0.5x^2-12x+150 where y is the total cost in dollars and x is the number of cakes prepared.
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Parabolas

05/17/16

Find the x intercepts of the parabola with the vertex (3,-16) and y intercept (0,-20)
write the answer in this form : (X1,y1) ,(x2,y2)
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Parabolas Math Help Vertex

05/06/16

What's the value of mn^-1?
f(x)=x2+6x-4   If the parabola described above is shifted m units to the right and n units up, the new vertex is (5,-6). What's the value of mn-1?
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Parabolas Math

04/12/16

College Algebra Parabola Question
Q: Draw a parabola that has exactly 3 x-intercepts.   Our teacher said that this is not possible, but we have to try to get something as close to it as possible.    Please help, thank you!!
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Parabolas Quadratic Equation

02/28/16

How do you get Standard Form, Vertex Form, and Intercept Form with the vertex of (2,7) and the points of (6,0) and (4,0)?
I know the setup for the equations, but I cant figure out what goes where and what to do with the numbers...
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Parabolas Parabola Equation

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
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Parabolas

02/12/16

A parabola has the given x-intercepts (4,0) and (10,0) what is the x-coordinate of the vertex?
Write result in decimal form. For the life of me I cannot figure out how to solve this problem!
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