696 Answered Questions for the topic Quadratic Equations

Quadratic Equations

10/16/16

(x)^2*(2x-5)^2
hello please can you solve this equation (x)2*(2x-5)2      find x
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10/12/16

quadratic function (word problem)
A ball is thrown up in the air from the ground and follow the function h(t) = 50t - 4.90t2 where t is time in seconds. what is the total time the ball stays in the air.   I need help in answering... more
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Quadratic Equations Algebra 2

10/10/16

A baseball player hits a ball towards the outfield. The height (h) of the ball in feet is modeled by h(t)=-16t^2 +22t+3, where the (t) is the time in seconds.
please answer the questions 
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Quadratic Equations Projectile

10/06/16

Quadratic projectile
company uses c(x)=-4.5x^2+150x to represent customers and x to represent weeks. how many weeks can the company expect no new customers?
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Quadratic Equations Algebra

10/05/16

Quadratic equation
I have to solve the quadratic equation: x^2 +1.5x-10   My teacher said to multiply the equation by 2 and solve.   how and why do I do this? Won't this change the equation and the question I'm... more
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Quadratic Equations

09/27/16

An inverted parabola (arch) has feet 10 metres apart and its highest point is 10 metres. Find the equation of the parabola.
 the arch is a parabolic arch in a shape of an inverted parabola
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Quadratic Equations

09/17/16

A rock is thrown upward with a velocity
A rock is thrown upward with a velocity of25meters per second from the top of a50meter high cliff, and it misses the cliff on the way back down. When will the rock be7meters from the water, below?... more
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Quadratic Equations

09/11/16

College Algebra word problems
The length of each side of a square is 3 in. more than the length of each side of a smaller square. The sum of the area of the squares is 317in2. Find the lengths of the sides of the two squares.
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Quadratic Equations

09/09/16

The area of a triangle is 17.5 square meters. The height of the triangle is 3 meters less than twice its base. The base of the triangle is x meters.
i need the equation and what the base and height is.
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Quadratic Equations

09/04/16

a parking lot has a length that is 9 yards greater than the width. area is 360 square yards . find the length and width
this is a quadratic equation the parking lot has a length that is 9 yards greater than the width and the area of the parking lot is 360 square yards find the length and width  
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Quadratic Equations

08/28/16

if an equation ax^2 + Bx +6 = 0 does not have distinct real roots then ,the least value of 3a +b will be ?
if an equation ax^2 + Bx +6 = 0 does not have distinct real roots then ,the least value of 3a +b will be ?
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Quadratic Equations

08/26/16

How many distinct real roots can there be for a quadratic equation of the form ax^2 + bx + c = 0?
 How many distinct real roots can there be for a quadratic equation of the form ax^2 + bx + c = 0?    I need the answer with examples so I can understand.
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Quadratic Equations Algebra Discriminant

08/20/16

Find the discriminant of the quadratic equation then state the number and type of solution - Explain and Show Work
k^2 - 6k - 7 = 0
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Quadratic Equations Algebra Discriminant

08/20/16

Find the discriminant of the quadratic equation then state the number and type of solution - Explain and Show Work
-4a^2 - 5a - 1 = 0
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Quadratic Equations

08/07/16

The area of a rectangle is 63 m^2, and the length of the rectangle is 5 m more than double the width. Find the dimensions of the rectangle.
Quadratic equations
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Quadratic Equations

08/07/16

The area of a rectangle is 28ft^2, and the length of the rectangle is 5 ft less than three times the width. Find the dimensions of the rectangle.
Solving a word problem using a quadratic equation.
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Quadratic Equations

08/07/16

The length of a rectangle is 11 ft more than twice the width and the area of the rectangle is 63 ft^2. Find the dimensions of the rectangle.
Solving a word problem using a quadratic equation...
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Quadratic Equations

08/02/16

Write a quadratic equation
Write a quadratic equation having the given numbers as solutions    -10 and -1
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Quadratic Equations Algebra 1

08/01/16

Solve the quadratic equation 12x(squared)+x-1=0
Solve the quadric equation and solve for both expressions
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Quadratic Equations

07/30/16

For each quadratic function
(a) find the vertex, the axis of symmetry and the max or min function value    g(x)=2x^2+5x-1
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Quadratic Equations

07/30/16

Solve each formula for indicted letter
assume that all variables represent positive numbers   a^2+b^2+c^2=d^2 , solve for C
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Quadratic Equations Math Algebra Math Help

07/28/16

Really need help for this question! (URGENT)
The height, y metres, of an object projected directlyupwards from the grouncl can be modelled byy = 17t-5t^2, where t is the time in seconds after itleaves the ground. (iii) 1. 5 seconds after the... more
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Quadratic Equations Algebra

07/16/16

FULL WORKING WITH EXPLANATION
Three consecutive integers are selected. The square of the middle one is subtracted from the sum of the squares of the other two, to give a result of 38. Find the smallest number.
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Quadratic Equations

07/09/16

A rectangular auditorium has 2464 people.The number of seats in each row exceeds the number of 12. Find the number of seats in each row.
A rectangular auditorium seats 2464 people. The number of seats in each row exceeds the number of rows by 12. Find the nynberof seats in each row
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Quadratic Equations

07/03/16

How do I factor this trinomial that has a radical ?
x2 +3√2 x —5=0    * the X is not part of the 2 *
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