Completing the Square
Solve the following quadratic equation by completing the square: x2 - 2x - 24 = 0
x = -4 x = 6
Maine
The equation for the discriminant of a quadratic function.
What is b2 - 4ac?
The roots of y = x2 + 7x + 10
What are x = -5 or x = -2?
The sum of a number and its square is 30. Find the numbers.
What are -6 or 5?
a. Avatar
b. Pirates of the Caribbean: On Stranger Tides
c. Harry Potter and the Half Blood Prince
d. The Titanic
Pirates of the Caribbean: On Stranger Tides
(4x + 1)2 - 16 = 0
x = 3/4 or x = -5/4
After using the quadratic formula, the solutions to 3x2 = 6x - 3
What is x = 1?
How fast was the very first person convicted of speeding going?
8mph
The number of times 6x2 - 2x -3 crosses the x-axis
What is two times?
Solve the following quadratic equation by completing the square: 2x2 - 8x = 10
x = 5 x = -1
Solve the following quadratic equation by using square roots: x2 -9 = -8
1 or -1
Solve: 9n2 = 4 + 7n
{ 7 + square root of 193/18, 7 - square root of 193/18}
3v2 + 7v = 40
x = 8/3, -5
The width of a rectangle is 3 inches more than twice its length. The area of the rectangle is 44. Find the dimensions of the rectangle.
What is a width of 11 in. and a length of 4 in.?
Solve: x2 − 12x + 11 = 0
{11, 1}
Solve the following quadratic equation by using square roots: 5x2 + 3 = 128
x = 5 x = -5
Clocking in at 1,560 words, what song has been named the song with the most words?
Rap God by Eminem
The roots of 35x2 - 22x + 7 = 4
What are x = 1/5 or x = 3/7?
What is the Largest internal organ of the body?
The Small Intestine
The number you need to add to both sides of the equation x2 - 5x = 4 in order to complete the square.
What is 25/4?
Solve: 34 = (a - 2)2 - 2
a = 8 or a = -4
After using the quadratic formula, the solutions to 10x2 + 9 = x.
What is no solution?
The solutions to -4x2 - 8x - 3 = -3 - 5x2
What are x = 0 or x = 8?
Solve: x2 − 10x + 26 = 8
{5 + square root 7, 5i square root 7}