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WorksheetsUnit 2 Review
Total questions: 30
Worksheet time: 3hrs 1mins
Name
Class
Date
1.
Which set of coordinates describes a function?
a)
A
b)
B
c)
C
d)
D
2.
Which mapping diagram represents a function?
a)
A
b)
B
c)
C
d)
D
3.
Which graph does NOT describe a function?
a)
F
b)
G
c)
H
d)
J
4.
Which graph does NOT pass the vertical line test?
a)
Graph 1
b)
Graph 2
c)
Graph 3
d)
Graph 4
5.
Choose the correct answer based on the graph.
a)
the independent variable is distance
b)
the independent variable is d=25 t
c)
the dependent variable is time
d)
the dependent variable is distance
6.
Choose the correct answer based on the graph.
a)
The dependent variable is total cost
b)
The dependent variable is weight
c)
The independent variable is total cost
d)
The independent variable is cost of a package
7.
Kira designs websites. She can create three different websites each week. Kira wants to create an equation that will give her the total number of websites she can design given the number of weeks she works.
What is the independent vairble
What is the independent vairble
a)
the number of websites she makes
b)
the number of weeks
c)
the design of the website
d)
there isn't one
8.
A large 2-topping pizza, L, costs $2 more than a medium 3-topping pizza, m. What is the independent variable?
a)
L, large pizza
b)
M, medium pizza
9.
On a graph, which axis shows the independent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes
10.
On a graph, which axis shows the dependent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes
11.
Time is the _____________ variable.
a)
dependent
b)
independent
12.
A(n) _____________ variable depends on or is changed by another variable.
a)
dependent
b)
independent
13.
Which one of the following is continuous data?
a)
The cat has 2 eyes
b)
The cat has 2 kittens
c)
The cat has 4 paws
d)
The cat weights 5.4 kg
14.
Which one of the following is discrete data?
a)
Sam is 160 cm tall
b)
Sam weighs 60 kg
c)
Sam ran 100 meters in 10.2 seconds
d)
Sam has two brothers and one sister
15.
What is the range of the graph?
a)
1 ≤ x ≤ 5
b)
1 < x < 5
c)
1 ≤ y ≤ 5
d)
1 < y < 5
16.
What is the domain of the graph?
a)
1≤ x ≤ 4
b)
1 < x < 4
c)
1≤ y ≤ 4
d)
1 < y < 4
17.
Does the graph represent a function?
a)
Yes, because the vertical line test shows there are no repeating input values
b)
No, because the vertical line test shows there are repeating input values
18.
A relation where every input in matches with exactly one output is called what?
a)
Relation
b)
Linear
c)
Exponential
d)
Function
19.
All of the y values or outputs are called what?
a)
Domain
b)
Range
c)
Relation
d)
Function
20.
What is the range of the following graph?
a)
-5, -1, 0 , 1, 5
b)
-4, -2, 0, 3, 6
c)
(-4, 1) ( 6, 0)
d)
(6, 0)
21.
What is the range of the following graph?
a)
all real numbers
b)
all integers
c)
any real number greater than zero
d)
it can not be determined
22.
Evaluate f(-2) if f(x) = x2+ 3
a)
-1
b)
1
c)
7
d)
-7
23.
What is x if
f(x) = -2?
f(x) = -2?
a)
4
b)
0
c)
3
d)
8
24.
Evaluate f(-2) if f(x) = x + 3
a)
-1
b)
1
c)
5
d)
-5
25.
What is f(1)?
a)
1
b)
5
c)
0
d)
4
26.
What is the range of the graph?
a)
-7 ≤ x < 5
b)
-3 ≤ x < 1
c)
-3 ≤ y < 1
d)
-7 ≤ y < 5
27.
Given f(x) = x2 - 7x
Find f(8).
Find f(8).
a)
f(8) = 8
b)
f(8) = -3584
c)
f(8) = -40
28.
What is the domain of the graph?
a)
-7 ≤ x < 5
b)
-3 ≤ x < 1
c)
-3 ≤ y < 1
d)
-7 ≤ y < 5
29.
What is the range?
a)
-4 < x ≤ 5
b)
-4 ≤ x < 5
c)
-3 < y < 3
d)
-3 ≤ y ≤ 3
30.
What is the domain?
a)
-4 < x ≤ 5
b)
-4 ≤ x < 5
c)
-3 < y < 3
d)
-3 ≤ y ≤ 3
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