แผ่นงานQuadratic Key Features Review
คำถามทั้งหมด: 20
Select the correct statement about the function n(x) = 5x2−20x+12 is true?
Domain: (a) and Range: (b)
n(x)≥−8
Select the correct statement about the graph shown?
Domain: (a) and Range: (b)
y>−4
x<0
Select the correct statement about the graph shown?
Domain: (a) and Range: (b)
y>0
Select the correct statement about the graph shown?
Domain: (a) and Range: (b)
y>−4
The table represents some points on the graph of quadratic function g. What is the range of g?
All real numbers less than or equal to 23
All real numbers less than or equal to 419
All real numbers greater than or equal to 23
All real numbers greater than or equal to 419
Which graph best represents a quadratic function with
a range of all real numbers greater than or equal to 3?
A ball is placed in a machine that throws the ball up in the air. The table represents some points on the graph of a function that models the ball's distance from the ground with respect to the time since the ball has been thrown. What is range for this situation?
all real numbers less than or equal to 7.66
all real numbers less than or equal to 1.25
all real numbers greater than or equal to 0 and less than or equal to 7.66
all real numbers greater than or equal to 0 and less than or equal to 1.25
A quadratic function is graphed on the grid.
Select TWO answers that display the domain and range.
x≥−3
y≥5
All real numbers
y≥9
y≥−3
The graph of a quadratic function is shown.
Which spot is the vertex?
Does the quadratic have a maximum or minimum?
Maximum
Minimum
What is the axis of symmetry of the following quadratic?
(Remember it is an equation)
The graph of a quadratic function is shown. Which values best represent the zeros of the function.
Select TWO correct answers.
x = 1
x = -4
x = -1
x = 3
x = -3
The graph of quadratic function r is shown on the grid. Which answer choice best represents the intercepts of the graph of r?
x-int: (5, 0)
y-int: (0, 10) & (0, -2)
x-int: (0, -10) & (0, 2)
y-int: (-5, 0)
x-int: (0, 5)
y-int: (10, 0) & (-2, 0)
x-int: (-10, 0) and (2, 0)
y-int: (0, -5)
Which point is the vertex of the parabola?
Graph
h(x) = (x+1)(x−3)
Graph
n(x) = 5x2− 20x + 12
Graph
−x2−4x−6
What is the axis of symmetry of the graph?
(Remember it is an equation)
What is the axis of symmetry for the following graph?
(Remember it is an equation)
Quadratic function, h, can be used to model the height in feet of a rocket from the ground t seconds after it was launched. What is the maximum value of the graph?
225
0
144
7.5
x = 3.5
แป้นคำตอบQuadratic Key Features Review
คำถามทั้งหมด: 20
n(x)≥−8
x<0
,y>−4
y>0
y>−4
All real numbers less than or equal to 419
all real numbers greater than or equal to 0 and less than or equal to 7.66
y≥5
, c)All real numbers
Maximum
x=1
x = -1
, d)x = 3
x-int: (-10, 0) and (2, 0)
y-int: (0, -5)
x=−3
x=3
225
