Parts of Quadratics
Random 1
Solving
Vocabulary
Random 2
Factoring
100
X-Intercepts are a solution to..
What is quadratics
100
When the vertex is the highest point of a parabola, what is it called?
What is maximum
100
When a quadratic is not factorable, this technique will always find the solutions.
What is the quadratic formula?
x= (-b+-sqrt(b^2-4ac))/(2a)
100
The official name for a U-shaped graph.
What is a parabola?
100
The "standard form" for a quadratic equation is this.
y = ax2 + bx + c
or
ax2 + bx + c = 0
100
Factor b2 + 8b + 7
(b + 7)(b + 1)
200
Zeroes are a solution to..
What is quadratics
200
When the vertex is the lowest point of the parabola, what is it called?
What is minimum
200
Identify the solution(s) to the following function:
f(x) = x2-121
What is x=11 and x=-11
200
The point on a parabola which exists on the axis of symmetry.
What is Vertex?
200
This is how vertex form is written for a Quadratic Equation.
y = a(x-h)2 + k
or
a(x-h)2 + k = 0
200
Factor m2 + m − 90
(m − 9)(m + 10)
300
"Roots" are solution(s) to these
What are quadratic functions.
300
The number of solutions for this quadratic.
What is zero?
300
Solve the following quadratic equation
f(x) = x2-8x+16
What is x=4
300
The value of "a" in the equation y = x2 + 15x - 7.
What is 1?
300
A quadratic function expressed in this format is called "intercept" or "factored" form.
What is a(x - p)(x - q)?
300
Factor b2 + 16b + 64
(b+8)(b+8) or (b + 8)2
400
In standard form (ax2+bx+c) this feature is represented by the constant.
What is the Y-Intercept
400
This is the basic equation representing the quadratic's "parent" function.
What is y = x2 ?
400
Solve this quadratics by factoring to find the x-intercepts.
x2 + 2x = 3
x = 1 or x = -3
400
The value of "b" in the quadratic: 7x2+76
What is 0?
400
Put the following equations in order from narrowest to widest;
I: f(x) = (9/4)x^2-3
II: f(x) = (1/2)x^2+7
III: f(x) = x^2+2
IV: f(x) = 3x^2-17
What is IV, I, III, II
400
Factor
8x2 - 2x = 3
(4x -3)(2x +1)
500
This feature of quadratics represents either the highest or the lowest point of the function.
What is the VERTEX?
500
The domain of a quadratic function is this.
What is all real numbers or all x values
500
Solve this quadratic by factoring to find the x-intercepts.
X2 + 16 = 10x
x = 2 or x = 8
500
A vertical line that runs through the vertex is called..
What is Axis of Symmetry
500
The first step to solve quadratics by factoring is this.
Write the equation in standard form?
500
Factor:
8x2 + 3 = 10x
(4x- 3)(2x - 1)