WorksheetsGraphing quadratic Functions
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Which is the vertex of y = x2+ 16x + 71 ?
a)
V(-8, 7)
b)
V(-8, 3)
c)
V(8, 10)
d)
V(16, -2)
2.
Find the y-intercept y = x2 - 6x + 5
a)
(0, 8)
b)
(0, - 6)
c)
(5, 0)
d)
(0, 5)
3.
Find the y-intercept of f(x) = 2x2 - 2x + 1
a)
(1,0)
b)
(-2,0)
c)
(0,1)
d)
(0, -1)
4.
Does the equation open up or down?
Y = -3x2 +7x - 2
Y = -3x2 +7x - 2
a)
up
b)
down
c)
Neither; it opens to the right.
d)
Neither; it opens to the left.
5.
What is the maximum/minimum of a parabola called?
a)
vertex
b)
point
c)
top
d)
bottom
6.
How can you tell whether a parabola opens up or opens down by looking at the equation?
a)
The vertex tells you the direction of the opening
b)
The value of "a" tells you the direction of the opening.
c)
All parabolas open upward
d)
All parabolas open downward
7.
Find the axis of symmetry for the graph
a)
x = -1
b)
x = 1
c)
x = 3
d)
x = -1 , 3
8.
Find the axis of symmetry for f(x) = x2 + 4x - 5
a)
x = 2
b)
x = -2
c)
x = 4
d)
x = -4
9.
What is the vertex of y=x2+4x+3?
a)
(2,1)
b)
(-2,1)
c)
(0,0)
d)
(-2,-1)
10.
Which of the following functions graphs the parabola shown?
a)
y = x2 - 4x + 1
b)
y = -2x2 - 8x - 3
c)
y = x2 - 4x + 5
d)
y = 2x2 + 6x + 1
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