696 Answered Questions for the topic Quadratic Equations

Quadratic Equations Math Algebra College Algebra

10/09/15

Among all pairs of numbers with a sum of 34, find the pair whose product is maximum. Write your answers as fractions reduced to lowest terms.
Among all pairs of numbers with a sum of 34, find the pair whose product is maximum. Write your answers as fractions reduced to lowest terms.
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Quadratic Equations Math Algebra College Algebra

10/07/15

Find the maximum revenue.
The revenue function for a sporting goods company is given by R(x) = x ⋅ p(x) dollars where x is the number of units sold and p(x) = 700 − 0.4x is the unit price. Find the maximum revenue.
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Quadratic Equations

10/05/15

What is the maximum effectiveness of a pop up ad with the equation E=-2(n-11)(n+2) ?
I'm not very good at word problems and this one of for quadratics and I'm really struggling. please help!
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Quadratic Equations

10/04/15

find the exact solutions to each of the following equations
find the exact solutions to each of the following equations   1. 4x^2/3-4x^1/3=3 2.9x^2/3+4x^-2/3=37 3.3x^2/3-x^1/3=2   4. I/2x^2-x=1/3
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Quadratic Equations

10/04/15

Quadratic equations
a triangle has base 4 m more than it's altitude. is it's area is 70 m2, find it's altitude
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Quadratic Equations

10/04/15

Quadratic equations
a rectangle has lenght 4 cm greater than it's width. Find it's width given that it's area is 96cm2
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Quadratic Equations

10/04/15

use the quadratic equation to solve 3x^2+10x+3=0
1.Solve x^2-2x+4=0 2. use the quadratic equation to solve 3x^2+10x+3=0
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Quadratic Equations

10/04/15

solve for x, x^6-19x^3-216=0
1.solve for x, x^6-19x^3-216=0
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10/01/15

Quadratic Equations Help?
The problem I got was x2-2x+26=0 and the answer ended up being [1+5i,1-5i]. I don't understand how it up being that.
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Quadratic Equations

10/01/15

Find the exact equation of the following:
Find the exact equation of the following: 1. x^4-21x^2=100 2. 4x^2/3-4x^1/3=3 3.9x^2/3+4x^-2/3=37 4.3x^2/3-x^1/3=2 5.{x+y=-1    {3x^2-2y=-2 6.square root of1-5x=x+7 7.x^6=46656 8.... more
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Quadratic Equations

09/29/15

Find exact solutions to each of the following equations
Find exact solutions to each of the following equations   1. 18-9x-2x^2=0   2. x^4-7x^2-144=0   3. 12x^2-7x=12   4. x^2-10x+34=0
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Quadratic Equations

09/28/15

A man built a walk of uniform width around a rectangular pool. If the area of the walk is 341 square feet and the dimensions of the pool are 9 feet by 11 feet
Quadratic Formula   how wide is the walk?
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Quadratic Equations Word Problem Help

09/28/15

A jet plane, flying 155 mph faster than a propeller plane, travels 5580 miles in 6 hours less time than the propeller plane takes to fly the same distance.
Use quadratic equations to solve the problem   How fast does each plane fly?
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Quadratic Equations

09/19/15

Find all values of x satisfying the given conditions.
 y1=10x-4, y2=3x+22, and y1 exceeds y2 by 2.
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Quadratic Equations Complete The Square X Intercept Vertex

09/19/15

Identify the x-int and the vertex of the quadratic function
f(x)=2x^2-x+1   what I did: 2x^2/2 - x/2 = -1/2 x^2 - x/2 = -1/2 x^2 - x/2 +1/16 = -1/2 +1/16 (x-1/4)^2= -7/16 Vertex: (1/4, 7/16) But when I graph it the vertex is incorrect what is the... more
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Quadratic Equations Equations Inequality Pre Calculus

09/18/15

The average prescription prices P (in dollars) from 1997 through 2004
can be approximated by the model P=0.1220t^2 + 1.529t + 18.72, 7 <= t <=14, where t represents the year, with t=7 corresponding to 1997. a) determine algebraically when the average retail... more
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Quadratic Equations Quadratic Formula

09/16/15

solve the given quadratic equations by using the quadratic formula
x^2-8x+20=0                              and                            4x^2-4x+17=0
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Quadratic Equations Quadratic Formula

09/15/15

solve the quadratic equation by using the quadratic formula
x^2+50=0                           and                             x^2-4x+13=0
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Quadratic Equations

09/10/15

The length of each support line is 9 feet longer than the height of the post and the support line is anchored at a distance that is a 9 feet less than
The length of each support line is 9 feet longer than the height of the post and the support line is anchored at a distance that is a 9 feet less than twice the height of the post. Determine the... more
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Quadratic Equations

09/10/15

Recursive and explicit equations for a quadratic sequence
I cannot figure out how to form equations for a quadratic sequence. Not explicit nor recursive. The sequence reads 5,10,17
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Quadratic Equations

09/09/15

Solve x^2 + 5x + 6 = 0 factor: x^2 + 5x + 6 = (x + 2)(x + 3). How did you get (x+2) and (x+3)?
ASK ASAP PLEASE. THANKS
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08/22/15

Polynomial Degree question
Hi guys I had a quick question? How do you determine the minimum degree of a function. Do you look at the roots or the extrema in the graph? If you do look at the x intercepts couldn't that answer... more
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Quadratic Equations

08/15/15

Word problem, quadratic equations
The valley highschool student counsil is sponsoring a dance. They anticipate that 500 students will attend. The ticket price is $3.00, and they estimate that for every $0.20 increase in ticket... more
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Quadratic Equations Roots

08/11/15

Find possible values of the constant b
the roots of the equation x2 + bx + 24 = 0 are integers. Find the possible values of the constant b.
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Quadratic Equations

08/04/15

Perform division x^3+8/x+2
1. factor the polynomial a^4+4a^3b-5a^2b^2   2. Perform division x^3+8/x+2   3. use the quadratic formula to solve the equation 5x^2-3x-7=0
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