MAT 120 WEEK 5 QUIZ

MAT 120 WEEK 5 QUIZ
1	Graph h x  f x  2
 
a     
b     
c    
d     
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4M:Perform operations on functions.
	
2.	Graph h(x) = f(x - 2).
 
a.     
b.     
c.     
d.     
Hint:Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4M:Perform operations on functions.
	
3.	Sketch the graph of the function f(x) = -2x + 3.
a.     
b.     
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4J:Graph functions.
	
4.	Determine whether the function is even, odd, or neither. f(x) = -4x2 + 5x + 3
a.    Even
b.    Odd
c.    Neither
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4N:Determine if functions are even, odd, or neither.
	
5.	Indicate whether the table defines a function.
 
a.    Function
b.    Not a function
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
6.	Determine the function represented by the graph.
 
a.    f(x) = |x + 3| + 1
b.    f(x) = |x - 3| + 1
c.    f(x) = |x + 1| + 3
d.    f(x) = |x - 1| + 3
Hint:Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4J:Graph functions.
LO4M:Perform operations on functions.
	
7.	Determine whether the correspondence defines a function. Let F be the set of all faculty teaching Chemistry 101 at a university, and let S be the set of all students taking that course. Students from set S correspond to their Chemistry 101 instructors.
a.    A function
b.    Not a function
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
8.	Evaluate f(11).
 
a.    11
b.    7
c.    12
d.    -2
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4I:Evaluate a function at a specified value.
	
9.	Find the range of f.
 
a.   (-∞, ∞)
b.   (-∞, -3]   (1, ∞)
c.   (-∞, -3]   [1, ∞)
d.   (-∞, -3)   (1, ∞)
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
10.	Indicate whether the set defines a function. If it does, state the domain and range of the function. {(9, 5), (10, 5), (11, 5), (12, 5)}
a.    A function; Domain = {5}; Range = {5}
b.    A function; Domain = {5}; Range = {9, 10, 11, 12}
c.    A function; Domain = {9, 10, 11, 12}; Range = {5}
d.    Not a function
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
11.	Indicate whether the graph is the graph of a function.
 
a.    Function
b.    Not a function
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
12.	Find the domain of the function. Express your answer in interval notation. 
 
a.     
b.     
c.     
d.     
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
13.	Find the y-intercept(s).
 
a.    -2
b.    1, -3
c.    -3
d.    None
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4K:Determine the x and y intercepts of a function.
	
14.	Find the x-intercept.
 
a.   - 
b.    3
c.   2 
d.    None
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4K:Determine the x and y intercepts of a function.
	
15.	Determine whether the function is even, odd, or neither. f(x) = x3 - 10x
a.    Even
b.    Odd
c.    Neither
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4N:Determine if functions are even, odd, or neither.
	
16.	Determine whether the function is even, odd, or neither. f(x) = x4 - 8
a.    Even
b.    Odd
c.    Neither
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4N:Determine if functions are even, odd, or neither.
	
17.	Indicate whether the table defines a function.
 
a.    Function
b.    Not a function
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
18.	Graph f(x) = |x - 1|.
a.     
b.     
c.     
d.     
Hint:Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4J:Graph functions.
LO4M:Perform operations on functions.
	
19.	Find the value of f(3) if f(x) = 4x2 + x.
a.    38
b.    39
c.    40
d.    41
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4I:Evaluate a function at a specified value.
	
20.	Indicate whether the graph is the graph of a function.
 
a.    Function
b.    Not a function
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
21.	Find the intervals over which f is decreasing.
 
a.   (-∞, -2), [1, ∞)
b.   (-∞, -2], [1, ∞)
c.   (-∞, -3), [1, ∞)
d.   (-∞, -3], [1, ∞)
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4L:Determine the intervals where a function is increasing, decreasing, or constant.
	
22.	Graph y = (x - 2)2 + 1
a.     
b.     
c.     
d.     
Hint:Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4J:Graph functions.
LO4M:Perform operations on functions.
	
23.	Determine whether the equation defines a function with independent variable x. If it does, find the domain. If it does not, find a value of x to which there corresponds more than one value of y. x|y| = x + 5
a.    A function with domain all real numbers
b.    A function with domain all real numbers except 0
c.    Not a function: when x = 0, y = ±5
d.    Not a function: when x = 1, y = ±6
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4I:Evaluate a function at a specified value.
	
24.	Determine whether the function is even, odd, or neither. f(x) = x4 + 3x2
a.    Even
b.    Odd
c.    Neither
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4N:Determine if functions are even, odd, or neither.
	
25.	Determine whether the function is even, odd, or neither. f(x) = x5 + 4
a.    Even
b.    Odd
c.    Neither
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4N:Determine if functions are even, odd, or neither.
	
26.	Indicate whether the graph is the graph of a function.
 
a.    Function
b.    Not a function
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
27.	Find the domain of f.
 
a.   {x | x   3, 5}
b.   {x | x   3}
c.   {x | x   5}
d.    All real numbers
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4H:Determine whether a correspondence is a function and fine the domain and range of a function.
	
28.	Evaluate f(-10).
 
a.    -10
b.   8
c.    -9
d.    -3
Hint:Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4I:Evaluate a function at a specified value.
	
29.	Evaluate f(4).
 
a.    4
b.    10
c.    5
d.    -2
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4I:Evaluate a function at a specified value.
	
30.	Find the intervals over which f is increasing.
 
a.   (-∞, -2], [1, ∞)
b.   (-3, ∞)
c.   (-∞, -3], [1, ∞)
d.    None
Hint: Sections 3.1-3.3
SLO4:Graph functions, analyze graphs, perform operations on functions, and determine if functions are one-to-one.
LO4L:Determine the intervals where a function is increasing, decreasing, or constant.
	
 

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