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completing the square

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12 items are filed under this topic.
Completing the square 2009-10-02
From christopher:
how do i find the factors of x^2+3x+2 by completing the square ?
Answered by Robert Dawson.
Completing the square 2009-06-16
From rebecca:
Find the roots of the equation by Completing the square. Express your answer in exact form and in decimal form to 2 decimal places.
a) x(squared)+10x+23

Answered by Stephen La Rocque.
Completing the square 2009-04-27
From Daniel:
I tried following an example of yours but I still couldn't figure it out. Here is my question,

2x^2 - 6x + 1 = 0.

Any help would be greatly appreciated.

Answered by Stephen La Rocque.
Complete the square 2008-04-09
From jessica:
Use the technique of completing the square to put f(x)= 2x^2-4x+5 in the form f F(x)= a(x-h)^2+k were h,k=vertex of the parabola. identify the coordinate (h,k)of the maximum or minimum point of the associated parabola
Answered by Penny Nom.
Completing the square 2008-03-11
From Ryan:
solve for x by completing the squares, x^2+4x-8=0
Answered by Stephen La Rocque.
More on completing the square 2007-11-29
From June:
x^2 - 6x = 16 I found you already had this question but the answer you gave did not help me to explain how to answer the problem for my daughter. I do not understand how to complete the square for this paticular question and the example you showed did not help. I would appreciate any further help you could give me.
Answered by Penny Nom.
Completing the square 2007-11-26
From Julie:
x^2 - 6x = 16 Please, Help I am stuck on this math problem. I need to solve by completing the square. I need the steps of solving the problem and the answer, Please.
Answered by Penny Nom.
Completing the square 2007-11-01
From Mark:
An architect is designing a museum entranceway in the shape of a parabolic arch represented by the equation y = -x2 + 20x, where 0 x 20 and all dimensions are expressed in feet. Determine the maximum height, in feet, of the arch.
Answered by Stephen La Rocque.
Using Heron's Formula to help maximize the area of a triangle 2007-06-27
From Claire:
Given one side of a triangle is 4 cm and the ratio 1:3 for the other 2 sides. What is the largest area of the triangle?
Answered by Stephen La Rocque and Harley Weston.
Completing the square 2001-01-12
From Jacky Lam:
A friend told me that completing square not only can find the vertex but also the roots of a quadratic equation. Is it possible? How? Can you show me how to find the roots of the following equation using completing the square?

8x2 + 8x + 4

Answered by Penny Nom.
Completing a square 2000-07-10
From Lexa Michaels:
How do you complete a square? the textbook question is: x 4 + 64
Answered by Penny Nom.
Completing the square 2000-03-11
From Sandra:
How do i complete the square and leave in simple radical form? x squared + 18x - 17=0
Answered by Penny Nom.



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