141 Answered Questions for the topic Quadratics

Quadratics Math Algebra 2

12/12/19

Quadratic Word Problem
A woman falling from a building is modeled by the equation, h=-16t^2+300. Superman makes a path modeled by the equation, 100t+3h=600. Will he get to her before she hits the ground? If so at what... more
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10/30/19

Min/Max applications of quadratic formulas

The total cost of producing a type of truck is given by , C(x) = 21000 -20x + 0.04^2 where x is the number of trucks produced. How many trucks should be produced to incur minimum cost?
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Quadratics College Algebra

10/30/19

Max/Min applications of quadratics

The total cost of producing a type of tractor is given by , C(x)= 21000-60x + 0.05x^2 where x is the number of tractors produced. How many tractors should be produced to incur minimum cost?
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10/07/19

throwing a softball
Aida threw a softball that traveled along a path described by the parabola y= -x^2 + 10x, where y = the height of the softball in feet and x = the horizontal distance in feet that the ball has... more
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Quadratics Algebra 2

08/20/19

Quadratic Equation Question
You throw a stone off a cliff 36 feet above the water. The height of the stone in terms of time in seconds is given by h(t)= -16t2+7t+36. At what time will the stone splash into the water?
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Quadratics Algebra 2 Parabola

06/18/19

An equation of a Parabola in the form of y=(x-h) squared + K
An equation of a Parabola in the form of y=(x-h)2+ K and passes through points (0,6) and (-3,21) Find Its equation?
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Quadratics Math Algebra 2

06/05/19

Graphs of Quadratics
A student estimated based on the video that the ball left my hand 1.56 meters off the ground, and after 0.59 seconds the ball reached the maximum height of 3.26 meters.Use this information to find... more
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Quadratics Algebra 1 Algebra

05/23/19

Solving Quadratics by the Quadratic Formula
Damian the diver always dives into the deep abyss following the equation d=-5t2+10t+5, where d is the distances above the water (in meters) and t is the time (in seconds). How high is the diving... more
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Quadratics Math

05/14/19

A Parabola has a vertex (-3,7) and one x intercept is -11. Find the other x intercept and the y intercept.

A Parabola has a vertex (-3,7) and one x intercept is -11. Find the other x intercept and the y intercept. How on earth do i do thisCould you go step by step
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05/03/19

whats one parabola that can pass through both (15,10) and (0,8)

in vertex,standard,or factorized form
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Quadratics Algebra 2

05/01/19

The curved surface area of a cylinder of radius xcm and length 3x+2cm is 32pi cm^2. Form an equation, in terms of x, and solve it to find the length of the cylinder
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03/23/19

answer a, b and c

You will build a rectangular sheep pen next to a river. There is no need to build a fence along the river, so you only need to build three sides. You have a total of  feet of fence to use. Find the... more
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Quadratics Algebra 2

03/23/19

applications of quadratics
A coin, thrown upward at time 𝑡=0 t = 0 from an office in the Empire State Building, has height in feet above the ground 𝑡 t seconds later given by h(t)=-16t^2+64t+960=-16(t-10)(t+6) From what... more
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Quadratics Algebra 1

03/20/19

the width of a rectangle is 3cm less than the legnth. If the area of the rectangle is 10cm2, find the dimensions of the rectangle.

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03/18/19

Find $C$ such that $x^2 - 47x - C = 0$ has integer roots, and further conditions?
Have been working on this for years. Need a system which proves that there exists a number $C$ which has certain properties. I will give a specific example, but am looking for a system which could... more
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Quadratics Algebra 1

03/13/19

the product of two consecutive even integers is 12 more than six times the smaller number
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Quadratics Functions

03/12/19

Finding quadratic equation
The braking distance of a car travelling at 100km/h is 40 metres. The formula for braking distance (d) in metres is d=kx2 where k is constant and x is speed in km/h. a) Find the value of k
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Quadratics Math Algebra 2

03/10/19

Find three points given the equation 10x^2-26x=-12
Please help me and be descriptive on how you found points.
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Quadratics

11/30/18

the length of a rectangle is 5 more than its width. The area of rectangle equals the area of a square whose side is 6. What are the dimensions of the rectangle
Quadratic word problems. I do not understand how to set up the problem or set it up in the right places
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Quadratics Math

11/21/18

Quadratics question
A man kicks a soccer ball from 5metres from the goal line. The ball goes 15metres high and 38 metres far.Using either factored or vertex form. Find the equation of this quadratic. (Round to three... more
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11/04/18

Finding b in a peculiar quadratic formula
So, the equation is described as:(x^2 -ax- 4) / (x + 1) = 0. The question states that there is one solution to the quadratic formula and is asking me to find the value of a (I wrote it as being b... more
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Quadratics Dimensions

11/01/18

New quadratics - dimensions question
By adding the same amount to its length and width, a contractor increased the area of a rectangular room by 165ft^2 to make it 17ft by 21ft. What were the original dimensions of the room? I'm... more
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Quadratics

10/18/18

Find the dimensions of the triangle

triangle has an area of 68 ft sq. If the height of the triangle is 1 ft longer than twice the base, find the dimensions of the triangle. I think I’m setting it up wrong. I keep getting stuck.
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Quadratics

10/17/18

quadratic equations

a recotangular field has a perimeter of 500m and an area of 14400m^2. Find the lengths of the sides.
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08/28/18

solve the quadratic equation 3x²+x-5=0 give answers to two decimal places.
 This is just an equation which seams to have more than one ending answer maybe, but the answers need to also be to 2 decimal places.
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