Parts of Quadratics
Vocabulary
Vocabulary in context
Domain and Range
Vertex
100
The lowest point on the graph of a function is the __________?
minimum
100
What is a u-shaped graph called?
A parabola
100
When the vertex is the highest point of a parabola, what is it called?
A maximum
100
What is the domain of -2x2+9x-2?
(-oo, oo)
100
Identify the vertex of the quadratic function
f(x)=2(x+3)2+2
(-3 , 2)
200
Zeros of a quadratic function are its ___________?
x-intercepts
200
The highest or lowest point of the parabola is called..
Vertex
200
When the vertex is the lowest point of the parabola, what is it called?
A minimum
200
What is the domain of x2-16x+56?
(-oo, oo)
200
Identify the vertex of the quadratic function
f(x)=-3(x - 4)2 - 1
(4 , -1)
300
Other words for x-intercepts are ...
Solutions, Roots, Zeros
300
What is "a" in this equation? x2+15x-7
1
300
What are the solution(s)?
There aren't any solutions
300
What is the range of -2x2+10x-3?
(-oo, 9.5]
300
Identify the vertex of the quadratic function
f(x)=2x2-4
(0 , -4)
400
What is the point where the parabola crosses the Y axis?
Y-Intercept
400
What is "b" in this equation? 7x2+76
0
400
If a parabola's vertex was at (-2, 7), where would the axis of symmetry be?
x=-2
400
What is the range of x2-16x+56?
[-8, oo)
400
Identify the vertex of the quadratic function
f(x)=-2x2-8x+4
(-2 , 12)
500
The maximum or minimum of a quadratic function is located where?
What is the vertex?
500
A vertical line that runs through the vertex is called..
Axis of Symmetry
500
Domain of a quadratic function?
All real numbers or all x values
500
What is the domain of -5x2-30x-41?
What is the range of -5x2-30x-41?
Domain: (-oo,oo)
Range: (-oo, 4]
500
Identify the vertex of the quadratic function
f(x)= 3x2-12x+5
(2 , -7)