MDS Functions Domain Questions

Test ContentQuestion 1
3 Points
Use the graph to determine the function’s domain and range.
A. domain: [2, 4]
range: (-, )
B. domain: (-, )
range: [2, 4]
C. domain: (-, )
range: [0, 4]
D. domain: [0, 4]
range: (-, )
Question 2
3 Points
Use the graph to determine the function’s domain and range.
A. domain: (-, 3]
range: (-, 3]
B. domain: (-, )
range: (-, )
C. domain: (-, 3) or (3, )
range: (-, 3) or (3, )
D. domain: (-, )
range: (-, 3]
Question 3
2.5 Points
Solve the problem.
A salesperson gets a commission of $1200 for the first $10,000 of sales, and then $600 for each
additional $10,000 or partial of sales. Let S(x) represent the commission on x dollars of sales. Find the
value of
5100
$4800
$4500
$3900
Question 4
2.5 Points
Graph the function.
A.
B.
C.
D.
Question 5
2.5 Points
Solve the problem.
A salesperson gets a commission of $1400 for the first $10,000 of sales, and then $700 for each
additional $10,000 or partial of sales. Let S(x) represent the commission on x dollars of sales. Find the
value of
A. $4550
B.5950
C. $5600
D. $5250
Question 6
2.5 Points
Give the domain and range of the relation.
{(-3, 6), (9, -2), (-1, -1), (-1, 8)}
A. domain = {9, -3, -1, -11}; range = {-2, 6, -1, 8}
B. domain = {9, -3, -1}; range = {-2, 6, -1, 8}
C. domain = {-2, 6, -1, 8}; range = {9, -3, -1}
D. domain = {9, -3, -1, 1}; range = {-2, 6, -1, 8}
Question 7
2.5 Points
Give the domain and range of the relation.
{(-8, -7), (-12, 1), (-10, -3), (7, -4), (8, 5)}
A.
B.
C.
D.
domain = {-10, -12, 8, 7, -8}; range = {-3, 1, 5, -4, -7}
domain = {-10, -3, -12, 1, 8}; range = {5, 7, -4, -8, -7}
domain = {5, 7, -4, -8, -7}; range = {-10, -3, -12, 1, 8}
domain = {-3, 1, 5, -4, -7}; range = {-10, -12, 8, 7, -8}
Question 8
3 Points
Determine whether the relation is a function.
{(-8, 7), (-8, -6), (-1, 7), (6, 4), (7, -8)}
A. Not a function
B. Function
Question 9
3 Points
Determine whether the relation is a function.
{(-6, 9), (-3, 6), (2, 2), (8, 4)}
A. Function
B. Not a function
Question 10
3 Points
Determine whether the relation is a function.
{(-8, -9), (-8, 9), (1, 3), (3, 5), (10, -9)}
A. Not a function
B. Function
Question 15
3 Points
Use the given conditions to write an equation for the line in point-slope form.
Passing through (7, 3) and (5, 2)
A. y – 3 = (x – 5) or y – 2 = (x – 7)
B. y – 3 = (x – 7) or y – 2 = (x – 5)
C. y + 3 = (x + 7) or y + 2 = (x + 5)
D. y – 3 = 7(x + 7) or y – 2 = 5(x – 3)
Question 16
3 Points
Use the given conditions to write an equation for the line in point-slope form.
Slope = 3, passing through (5, 8)
A. y + 8 = 3(x + 5)
B. x – 8 = 3(y – 5)
C. y = 3x – 7
D. y – 8 = 3(x – 5)
Question 17
3 Points
Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is
related to the graph of f.
A. g shifts the graph of f vertically up 2 units
B. g shifts the graph of f vertically up 2 units
C. g shifts the graph of f vertically down 2 units
D. g shifts the graph of f vertically down 2 units
Question 18
3 Points
Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is
related to the graph of f.
f(x) = x, g(x) = x + 4
A. g shifts the graph of f vertically down 4 units
B. g shifts the graph of f vertically down 4 units
C. g shifts the graph of f vertically up 4 units
D. g shifts the graph of f vertically up 4 units
Question 19
3 Points
Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is
related to the graph of f.
A. g shifts the graph of f vertically up 3 units
B. g shifts the graph of f vertically down 3 units
C. g shifts the graph of f vertically up 3 units
D. g shifts the graph of f vertically down 3 units
Question 20
3 Points
Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is
related to the graph of f.
A. g shifts the graph of f 4 units to the left
B. g shifts the graph of f vertically down 4 units
C. g shifts the graph of f vertically up 4 units
D. g shifts the graph of f 4 units to the right
Question 21
3 Points
Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is
related to the graph of f.
f(x) = x3, g(x) = x3 + 2
A. g shifts the graph of f vertically up 2 units
B. g shifts the graph of f vertically up 2 units
C. g shifts the graph of f vertically down 2 units
D. g shifts the graph of f vertically down 2 units
Question 22
3 Points
Graph the line whose equation is given.
y = -2x – 3
A.
B.
C.
D.
Question 23
3 Points
Use the given conditions to write an equation for the line in slope-intercept form.
Slope = -4, passing through (2, 8)
A. y – 8 = -4x – 2
B. y = -4x + 16
C. y = -4x – 16
D.Y – 8 = x – 2
Question 24
3 Points
Graph the line whose equation is given.
A.
B.
C.
D.
Question 25
3 Points
Graph the line whose equation is given.
A.
B.
C.
D.
Question 26
1.5 Points
Use the given conditions to write an equation for the line in the indicated form.
Passing through (5, 3) and perpendicular to the line whose equation is y = x + 5;
slope-intercept form
A. y = – 7x + 38
B. y = – 7x – 38
C. y = 7x – 38
D. y = – x –
Question 30
2.5 Points
Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. function
B. not a function
Question 31
2.5 Points
Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. function
B. not a function
Question 32
2.5 Points
Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. function
B. not a function
Question 33
2.5 Points
Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. function
B. not a function
Question 34
2.5 Points
Identify the intervals where the function is changing as requested.
Decreasing
A. (5, 1)
B. (6, 12)
C. (6, 1)
D. (5, 12)
Question 35
2.5 Points
Identify the intervals where the function is changing as requested.
Increasing
A. (-2, )
B. (-2, 2)
C. (-3, 3)
D. (-3, )