693 Answered Questions for the topic Quadratic Equations

Quadratic Equations Quadratic Expressions

08/02/18

Ethan's father is x^2 year old while Ethan is x years old. After 4x years, his father will be twice as old as Ethan. Form an equation

Expression needs to be formed from the understanding if the question based on age difference
Quadratic Equations

07/31/18

Solving Using the Quadratic Formula

  3t(t + 2) = 1
Quadratic Equations

07/27/18

The length of a rectangle is 8 more than the width. The area is 425 square yards. Find the length and width of the rectangle.

The length of a rectangle is 8 more than the width. The area is 425 square yards. Find the length and width of the rectangle.
Quadratic Equations

07/21/18

The length of a rectangular garden is 6 more than the width. Find the dimensions of the garden. The area of the garden is 120cm2

The area of the rectangular garden is 120cm2
Quadratic Equations Math Word Problem Math Grade 11

07/20/18

grade 11 applied math

A company is experimenting with the pricing on a calculator. They currently average 200 daily sales at a price of $10. Research suggests that if they raise the price of the calculator by 50¢ that... more
Quadratic Equations

07/17/18

A rectangular auditorium seats 1120 people. The number of seats in each row exceeds the number of rows by 12. Find the number of seats in each row

 Application: quadratic equations
Quadratic Equations

07/15/18

the product of two consecutive positive integers is 156 find the numbers

Problems Involving Quadratic Equations 
Quadratic Equations Math Functions

07/12/18

Determine the quadratic function, f(x), with x-intercepts at x=7 and x =-2 and the y-intercept at y=5

f(x), with x-intercepts at x=7 and x =-2 and the y-intercept at y=5
Quadratic Equations Math Math Help

07/11/18

Is this a quadratic formula?

g(x)=3x^2 - 2 +4x^2
Quadratic Equations

07/10/18

The area of a square is 144 ft squared. What is the length of its side

The area of a square is 144 ft2.. What is the length of its side
Quadratic Equations

07/10/18

-ax^2+bx+c , what to do next with that minus(-) sign to that ( ax )

that minus sign is confusing me at ax
Quadratic Equations

07/05/18

The shorter leg of a right triangle is 9m shorter than the longer leg. The hypotenuse is 9m longer than the longer leg. Find the side lengths of the triangle.

Using the Pythagorean Theorem and a quadratic equation to find side lengths of a right triangle
Quadratic Equations

06/24/18

Using a roll of yellow tape 300 feet, what are the demensions of the maximum area?

A police officer seals off the scene of an accident using a roll of yellow tape that is 300 feet long. What dimensions should be used to seal off the maximum rectangular area around the collision?... more
Quadratic Equations

06/21/18

Quadratic Equation

A rectangular pool is surrounded by a walk 3 meters wide. The pool is 5 meters longer than its width. If the total area of the pool and walk is 342 square meters more than the area of the pool,... more
Quadratic Equations

06/20/18

The sum of two numbers is 23 and product of two numbers is -144 then find the two numbers

quadratic equations
Quadratic Equations Word Problem Word Problem Help

06/19/18

Quadratic equation word problem

Tom is buying a 42 inch plasma definition 1080p television which is on sale for 40% off. If the aspect ratio for the TV is 16:9 and the frame around the screen is 1 in wide, will it fit in the... more
Quadratic Equations

06/18/18

Why the first term of the quadratic equation should be positive?

For example -3x^2+5x+8    According to my teacher the first time should be positive. Why?
Quadratic Equations

06/15/18

Show that x satisfies the equation

The surface area, A cm2 , of a prism is given by the formula A = 12x2 + 12Lx. E = 98 cm A = 448 cm Formulae for L is: L =1/3(E - 24x)   Substitute the values E and A into the formulae L and A... more
Quadratic Equations

06/15/18

sHow that x^2-6x-39=0

AT is a tangent to a circle, centre O. OT = X cm, AT = (X+5) cm and OA = ( X+8) cm. Point A is outside the circle at the end of the tangent. sHow that x^2-6x-39=0
Quadratic Equations Quadratic Functions

06/13/18

what is the relationship the factors of a quadratic expression, the roots of the related quadratic equation, and the x-intercepts of the graph of the related...

what is the relationship between the factors of a quadratic expression, the roots of the related quadratic equation, and the x-intercepts of the graph of the related function   Please help for a... more
Quadratic Equations

05/25/18

solve x^2+3x-5=0

solve the quadratic equation  
Quadratic Equations

05/24/18

the function h (t) =-2t^2 + 8t +1 represents the height of the ball t seconds after it was thrown. what is the maximum height the ball reaches

h(t) = -2t + 8t + 1. the maximum height for this equation 
Quadratic Equations

05/23/18

A triangle with area 45 square inches has a heightthat is two less than four times the base Find the baseand height of the triangle.

I know that you have too substitute variables but im completely lost.
Quadratic Equations

05/22/18

Determine the equation of the quadratic function with x-intercepts -2 and 6, and minimum value -10

please help me to place these numbers into an equation

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