Parts of Quadratics
Random 1
Solving
Vocabulary
Random 2
Factoring
100
X-Intercepts are a solution to..
What is quadratics
100
This represents the turning point of a quadratic.
What is vertex.
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
This is the factored form of this quadratic.
b2 + 8b + 7
What is: (b + 7)(b + 1)
200
This key feature of a Quadratic is usually not seen, but displays it's symmetry.
What is axis of symmetry
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
This is the factored form of this quadratic.
m2 + 4m − 96
What is (m − 8)(m + 12)
300
Other than x-intercepts and zeros, this is also used to describe the solutions of Quadratics.
What are roots
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
This is the factored form of this quadratic.
b2 + 16b + 64
What is (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.
2x2 + x = 3
x = 1 or x = -1.5
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
This is the factored form of this quadratic
8x2 - 2x = 3
(4x -3)(2x +1)
500
This feature of quadratics represents either the maximum or the minimum point of the function.
What is the VERTEX?
500
A parabola that opens down having a vertex of (1,2) and passing through the point (2,-1) has this value as a vertical stretch.
What is -3
500
This is the factored form of
8X2 - 3 = 10x
What is (2x-3)(4x+1)
500
f(0) will produce this critical value of a quadratic.
What is y-intercept
500
A positive discriminant for a quadratic suggests this about the function’s solutions.
What is : There will be two real solutions.
500
This is the factored form of this polynomial.
8x3+27
What is (2x+3)(4x2-6x+9)