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Worksheets9.1 Standard form Practice 2
Total questions: 57
Worksheet time: 3hrs 35mins
What is the axis of symmetry for the following equation?
y = 4x2 - 8x + 9
x = -8
x = 1
x = -1
x = 2
Find the vertex of
f(x) = -x2 - 4x + 12
(-2, 16)
(2, 0)
(2, 4)
(-2, 4)
What is the y-intercept for the following equation?
y = 4x2 - 8x + 9
(0, 1)
(0, 9)
(0, -1)
(0, 2)
The axis of symmetry for a vertical parabola always matches...
the y-intercept
the y-value of the vertex
the x-value of the vertex
the x-intercepts
f(x) = -2x2 + 4x - 6
f(x) = x2 - 8x + 15.
The parabola y = x2 - 2x + 4 will
open up
open down
Where is the axis of symmetry?
y = 3x2 - 6x + 4
What is the RANGE of this graph?
all Real numbers
y≥3
y>−1
y≥−1
What is the RANGE of the graph?
−4≤y≤2
y≤3
y≤4
y = x2 - 6x + 11?
What is the RANGE for the graph?
0 ≤ y ≤ 4
-2 ≤ y ≤ 2
y ≤ 4
y < 4
Which point is SYMMETRIC to the y-intercept?
(-6, 4)
(-2, -4)
(0,4)
Which point is SYMMETRIC to the y-intercept?
(0,4)
(2,6)
(4,4)
(6,-2)
What is the significance of the ordered pair (0, -2) to the graph?
It is the vertex
It is an x-intercept
It is the y-intercept
It is the axis of symmetry
What is the significance of the ordered pair (2, -4) to the graph?
It is the vertex
It is an x-intercept
It is the y-intercept
It is the axis of symmetry
Will the parabola be wide, narrow, or regular? y=2x2
Wide
Narrow
Regular
Will the parabola be wide, narrow, or regular? y=21x2
Wide
Narrow
Regular
Will the parabola be wide, narrow, or regular? y=−32x2
Wide
Narrow
Regular
Will the parabola be wide, narrow, or regular? y=−9x2
Wide
Narrow
Regular
Based on the graph, the vertex is the:
Min
Max
Based on the graph, the vertex is the:
Min
Max
Will this parabola open wide or narrow?
f(x)=4x2
Wide
Narrow
What is the vertex?
(1, -3)
(-1, 3)
(3, -1)
(-3, 1)
What is the axis of symmetry?
x = -1
x = -2
y = -1
y = -2
What are the x-intercepts of this graph?
(0,3)
(-3,0) and (-1,0)
x = -2
There are no x-intercepts.
