Vocabulary
The term under the radical sign
What is the radicand?
b2 - 4ac
What is the discriminant?
The coefficient of x2 when solving a quadratic equation using complete the square?
What is "1"?
When graphing y = x2 + 2x - 3, the direction the graph will curve.
What is up?
The name of the graph of a quadratic equation
What is parabola?
DOUBLE JEOPARDY
An equation with a variable in the radicand
What is a radical equation?
The value of a, b, and c in the equation 3x2 + 4x -7 =0
What is a=3, b=4, and c=-7?
When solving x2 - 6x = 7, the number that should be added to both sides to "complete the square"
What is 9?
When graphing y = -3x2 + 2x - 7, the direction the graph will curve.
What is down?
The factorization for x2 + 12x - 13
What is (x + 13)(x - 1)?
Radicals with the same radicand
What is like radicals?
The solution to x2 + 4x + 4 = 0
What is -2?
When solving x2 + 4x = 10, the number that should be added to both sides to "complete the square"
What is 4?
The sign required for "a" to make the parabola have a maximum value.
What is negative?
The factorization for 3x3 + 6x2 - 27x
What is 3x(x2 + 2x - 9)?
If a = b, then a2 = b2
What is the Power Property of Equality?
DOUBLE JEOPARDY
The solution to a quadratic equation when the discriminant is -16.
What is "no real solution"?
When solving x2 + 8x = -12, the number that should be added to both sides to "complete the square"
What is 16?
The axis of symmetry for the graph of y = x2 - 4x + 4
What is x = 2?
DOUBLE JEOPARDY
The solution for x2 = -15
What is no Real solution?
A number that can be written as a power of a number
What is a perfect square?
The solution to x2 - 25 = 0
What is {5, -5}?
DOUBLE JEOPARDY
The solution for x2 + 10x = 24 when solved by "completing the square"
What is {2, -12}?
DOUBLE JEOPARDY
The vertex value for the graph of y = x2 - 10x + 8
What is (5, -17)?
TRIPLE JEOPARDY
The complete factorization of 2x4 - 32
What is 2(x2 + 4)(x - 2)(x + 2)?