696 Answered Questions for the topic Quadratic Equations

Quadratic Equations

04/10/17

The zeros on a parabola are -2 and 4, and the optimal value is 18, what is the equation in factored form?
Help find the equation 
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Quadratic Equations

04/04/17

Equation for axis of symmetry
I need help with quadratic equation
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Quadratic Equations

04/04/17

Equation for axis of symmetry
I need help with the quadratic formula
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Quadratic Equations

04/04/17

A function with a y-intercept at (0,0) Minimum at (-2,-4) One x-intercept at x=-4 what is the equation
i want to test if this website is useful
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Quadratic Equations

03/22/17

How do you write an equation for this and find the answer?
Question:   Two consecutive numbers can be represented by x and x+1. The product of two consecutive numbers is equal to 35 more than eleven times the sum of the numbers. Write an equation to... more
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Quadratic Equations

03/19/17

Should I just solve all my quadratic equations by using the quadratic formula since it always works?
I know there are 3 ways to solving quadratic equations: factoring, square roots, and quad. form. But is it easier to just solve all my quad. equations by using the quadratic formula? Do I HAVE to... more
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Quadratic Equations Speed, Time And Distance

03/17/17

Quadratic Equation Question. Please solve with all the steps. Thanks a lot in advance.
A goods train leaves New Delhi at 5 p.m., followed by a passenger train, which leaves the station at 7 p.m. The passenger train travels 20km/hour faster than the goods train. The passenger train... more
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Quadratic Equations Simultaneous Equations

03/17/17

Emily is twice as old as Charlotte. Four years ago, the product of their ages was 30. Use a quadratic equation to find Charlotte's present age
Use a quadratic equation to find Charlotte's present age
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Quadratic Equations

03/16/17

Write and solve quadratic equation
you want the area of the blanket to be 24ft^2. You want the length to be 2 ft longer than its width. What should the dimensions of the blanket be?
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Quadratic Equations Math Word Problem

03/16/17

Find a quadratic function y=ax^2+bx+c knowing it has a minimum of -9, and xerox at 1/2 and -5/2.
Show all steps and work
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Quadratic Equations

03/16/17

Find the values of k for which the quadratic equation 2x^2+5x+k=0 has no real roots.
quadratic equations
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Quadratic Equations

03/15/17

Quadratic Equations and Factoring
Jorge is kicking a ball straight up into the air. The height of the ball is described by the equation h=-16t^2+20t, where h is the height of the ball and t is the time in seconds. How long will it... more
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Quadratic Equations

03/12/17

What number is exactly midway between 23 − √17 and 23 + √17?
What number is exactly midway between 23 − √17 and 23 + √17? What number isexactly midway between [−b −((√b^2) − 4ac))]/2 and [−b +((√b^2) − 4ac))]/2?
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Quadratic Equations

03/10/17

A ball is thrown up with an initial velocity of 32 feet per second. How many seconds will it take for the ball to return to the ground?
A ball is thrown up with an initial velocity of 32 feet per second. How manyseconds will it take for the ball to return to the ground?
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Quadratic Equations

03/10/17

Find the roots by factorisation method
{a/(x-a)} + {b/(x-b)} = {2c/(x-c)}
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03/08/17

Maths Quadratics problem
Jenny is y^2 old and her daughter is y, when jenny is 13y, her daughter will be y^2. Find y
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Quadratic Equations

02/28/17

Quadratic Equation
An object is thrown upward from the top of a 160-foot building with an initial velocity of 144 feet per second. The height h of the object after t seconds is given by the quadratic equation... more
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Quadratic Equations

02/26/17

Find three consecutive even intergers such that the square of the sum of the first and second intergers is equal to twice the third interger
Help on solving word equation set up to solve
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Quadratic Equations

02/21/17

Quadratic Equation
An object is dropped from 21 feet below the tip of the pinnacle atop a 505-ft tall building. The height h of the object after t seconds is given by the equation h equals negative 16 t squared plus... more
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Quadratic Equations

02/21/17

The length of the base of a triangle is twice its height. If the area of the triangle is 225 square​ kilometers, find the height.
Quadratic equation
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Quadratic Equations

02/20/17

quadratic equation
Solve the quadratic equation by the square root method. Write your answers in exact form, then round to 3 decimal places. (Enter your answers as comma-separated lists.)   1- (3x^2)/ 2 = 6 exact... more
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Quadratic Equations

02/20/17

quadratic equations
An object is dropped from a window. The height S of the object after t seconds is given by the equation S= -16 t squared+ 100. Find how many seconds pass before the object hits the ground. (Hint:... more
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Quadratic Equations

02/08/17

x^2+12/((x^2+x)) =8- x
PLease can you help me solve this equation.
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Quadratic Equations

01/29/17

Using quadratic equation for word problem
Length of box (3x-5) ft; width of box (2x-1) ft, volume is 40 ft. What is x. I believe you have to use the quadratic equation but can't figure out what I am doing wrong.
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Quadratic Equations Geometry Word Problems

01/26/17

A rectangle has length 4 cm longer than its width. It has an area numerically equal to its perimeter. find the width of the rectangle
My math teacher didnt even teach me how to do this
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