480 Answered Questions for the topic quadratic equation

Quadratic Equation Algebra 2 Quadratic Formula

03/07/19

Help me with math question pls!
If the point (-3,4) is the vertex point of the curve of a quadratic function f and -5 is a root of the equation f(x)=0 then the other root is ......But I need it with steps not only the final answer
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Quadratic Equation Math Algebra 2

03/07/19

quadratic equations (root)
if -3 is one of the roots of the quadratic equations px2+(5p+1)x+8k-1=0 finda) the value of pb) the other roots of the equation
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Quadratic Equation Math Algebra 2

03/04/19

write the quadratic equation
write the quadratic equation whose roots are -5 and -3, and whose leading coefficient is 4(use letter x to represent the variable)
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Quadratic Equation Algebra 2 Word Problems

03/03/19

Instead of -1/10 I have -1/3 is that wrong?
R(x)=-1/3(x)^2+100(x) My teachers tells us to use -1/3 instead of -1/10 is this correct or is my teacher wrong? Or am I doing my problems wrong?
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Quadratic Equation

02/28/19

How do you find the x intercepts in the equation y=7x^2-2x-1 ?
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Quadratic Equation

02/25/19

An arrow is shot vertically upward from a platform 46ft high at a rate of 183ft/sec. When will the arrow hit the ground? Use the formula: h=−16t2+v0t+h0. (Round your answer to the nearest tenth.)
An arrow is shot vertically upward from a platform high at a rate of . When will the arrow hit the ground? Use the formula: . (Round your answer to the nearest tenth.)
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Quadratic Equation Algebra 2 Domain And Range

02/21/19

Quadratic function
Function H=-14^2t+56t+60 represent the height of an object that is launch directly up in the air, where H represent the height in feet of the object and T represents the time in seconds.a)what is... more
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Quadratic Equation Algebra 2

02/21/19

quadratics math plz help
Devyn decides to try platform diving. She is using a 24-foot platform and would like to generate an initial velocity of 8 feet per second, which would be approximated by the function , h(t) =... more
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Quadratic Equation Algebra 2

02/21/19

The sum of consecutive integers 1,2,3...n is given by the formula 1/2n(n+1). How many consecutive integers, starting with 1, must be added to get a sum of 990?
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Quadratic Equation Math Quadratic Formula

02/17/19

What is the difference in writing a quadratic equation?
The quadratic for the roots 3/7 and 10/3 is -21x2+79x-30.But is there a difference if it was written as 21x2-79x+30?
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Quadratic Equation Algebra 2

02/17/19

If minus a is the solution of the equation x square +3ax+t is equal to zero find the value of t
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Quadratic Equation Algebra 2

02/14/19

Equation only for Area
What is the equation for area of a playground whose length is twice as long as its width
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02/13/19

Quadratic Word Questions
A rock is thrown upward with a velocity of 15 meters per second from the top of a 34 meter high cliff, it misses the cliff on the way back down. When will the rock be 5 meters from the water,... more
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Quadratic Equation

02/12/19

Compute the value of the discriminant and give the number of real solutions of the quadratic equation. 2x^2-8x+1=0
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Quadratic Equation Math Algebra 1 Algebra

02/08/19

Write the quadratic equation whose roots are

Write the quadratic equation whose roots are −6 and 2, and whose leading coefficient is 3.
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Quadratic Equation Algebra 2

02/06/19

A ball is thrown from an initial height of 2 meters with an initial upward velocity of 25 m/s. The ball's height h (in meters) after t seconds is given by the following

h=2+25t-5t^2Find all values of t for which the ball's height is 7 meters.Round your answer(s) to the nearest hundredth.
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Quadratic Equation Algebra

01/25/19

Algebra homework help!
Find the perimeter of a square whose side length is described by the expression 2m-3?
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Quadratic Equation Algebra 2

01/24/19

Quadratic equation
A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation. Using this equation, find the time that the rocket... more
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Quadratic Equation Algebra 1

01/24/19

Quadratic Word problem
A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by the given equation. Using this equation, find out the time at which the... more
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Quadratic Equation Algebra 1

01/17/19

Real World Applications Of Quadratics

A highway underpass is parabolic in shape. If the curve of the underpass can be modeled by h(x)=50-0.02x^2, where x and h(x) are in feet, then how high is the highest point of the underpass, and... more
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Quadratic Equation Algebra

01/16/19

Quadratic Equation/Algebra
If football is punted into the air. It’s height h, in meters, after t seconds is given by the equation h=-4.9+24.5t+1. How high is the ball after 1 second? Find the maximum height of the ball to... more
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Quadratic Equation

01/12/19

Find all values of t for which the expression in undefined.

T+4——-t^2 -36
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Quadratic Equation Math Algebra 1 Algebra 2

01/05/19

create an equation for the parabola for sydney harbour bridge with the height of 440 ft and distance between towers is 1,650 ft
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Quadratic Equation

01/03/19

Quadratic Equations
The solutions of the equation 2x2+5x-12=0 are m and n. What is the value of (m-1)(n-1)? Express your answer as a common fraction.
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Quadratic Equation

12/16/18

The length and breadth of a rectangle are (4×+7)cm and (5x-4)cm respectively. If the area of rectangle is 209 cm, 1)find the Value of x 2) the perimeter of the rectangle

Quadratic equations and graphs
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