







Completing the square 
20091002 

From christopher: how do i find the factors of x^2+3x+2 by completing the square ? Answered by Robert Dawson. 





Completing the square 
20090616 

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
b)3y(squared)+12y+3 Answered by Stephen La Rocque. 





Completing the square 
20090427 

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 
20080409 

From jessica: Use the technique of completing the square to put f(x)= 2x^24x+5
in the form f F(x)= a(xh)^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 
20080311 

From Ryan: solve for x by completing the squares,
x^2+4x8=0 Answered by Stephen La Rocque. 





More on completing the square 
20071129 

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 
20071126 

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 
20071101 

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 
20070627 

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 
20010112 

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? 8x^{2} + 8x + 4 Answered by Penny Nom. 





Completing a square 
20000710 

From Lexa Michaels: How do you complete a square? the textbook question is: x^{ 4} + 64 Answered by Penny Nom. 





Completing the square 
20000311 

From Sandra: How do i complete the square and leave in simple radical form? x squared + 18x  17=0 Answered by Penny Nom. 

