WorksheetsA-II-B Unit 3 Test Review
Total questions: 28
Worksheet time: 2hrs 25mins
Name
Class
Date
1.
Find the solution.
a)
(4,2) and (0,9)
b)
(-4,-1) and (2,5)
c)
(5,3) and (5,2)
d)
(-4,2) and (5,9)
2.
Find the solution.
a)
(56,7) and (25,1)
b)
(35,2) and (-12, 15)
c)
(15,89) and (2,-2)
d)
(30,4) and (-45, 5)
3.
Find the solution.
a)
(3,18) and (-4, 15)
b)
(5,2) and (5,-9)
c)
(0,0) and (0,0)
d)
(-4,2) and (-4,2)
4.
The graph of f(x) and g(x) are shown below. How many solutions does the system of equations have?
a)
One
b)
Two
c)
Three
d)
Four
e)
No Solution
5.
What are the solutions to the system of equations graphed below?
a)
(2, 0)
b)
(2, 0), (-2, 0)
c)
(-2,0)
d)
(0, -4), (0,4)
e)
No Solution
6.
Which graph could be used to find the solution to the system of equations show below:
y=2x+6
y=x2+4x+3
a)
b)
c)
d)
7.
On which interval is the graph increasing?
a)
[-5,-3]
b)
[-3,-1]
c)
[1,4]
d)
[5,∞)
8.
On which interval is the graph decreasing?
a)
[-5,-3]
b)
[-3,-1]
c)
[1,4]
d)
[5,∞)
9.
On which interval is the graph constant?
a)
[-5,-3]
b)
[-3,-1]
c)
[1,4]
d)
(-∞,-5]
10.
What is the maximum?
a)
None
b)
(0,4)
c)
(3,1)
d)
y = -1
11.
What is the minimum?
a)
None
b)
(0,4)
c)
(3,1)
d)
y = -1
12.
What is the y-intercept?
a)
None
b)
(0,3)
c)
(3,1)
d)
y = -1
13.
How many roots does the function have?
a)
None
b)
1
c)
2
d)
3
14.
What is the domain of the function?
a)
(-∞,5]
b)
(-∞,5)
c)
(-∞,2]
d)
(-∞,2)
15.
What is the range of the function?
a)
(-∞,5]
b)
(-∞,5)
c)
(-∞,2]
d)
(-∞,2)
16.
The cost of Nate’s service is described by y = 4x + 6. The table shows the cost of Beth’s service. Which service is cheaper for 8 movies in one month?
a)
Beth's service ($38 vs. $40) is cheaper
b)
Nate’s service ($42 vs. $44) is cheaper
c)
Nate’s service ($38 vs. $40) is cheaper
d)
Beth's service ($42 vs. $44) is cheaper
17.
Which function has the GREATEST rate of change?
a)
b)
c)
d)
18.
Which company shows a greater rate of change?
a)
Water's Edge Rafts
b)
Ryan's Rafts
19.
Use the given function or the graph to find the average rate of change
a)
3
b)
-3
c)
3/2
d)
-1/3
20.
Use the given function or the graph to find the average rate of change
a)
5
b)
-1/5
c)
-5
d)
15
21.
Find the average rate of change over the given interval.
a)
4
b)
7
c)
7/3
d)
3/7
22.
When f(x) = 9-3x and g(x) = 5x-7 , find f(x)+g(x).
a)
14x-10
b)
-8x+2
c)
2x+2
d)
2x-2
23.
When f(x) = x2+9 and g(x) = x-9, find f(x)-g(x).
a)
x2+x+9
b)
x2-x+9
c)
x2-x
d)
x2-x+18
24.
When f(x) = 4x+8 and
g(x) = x+3, find
f(x) * g(x).
g(x) = x+3, find
f(x) * g(x).
a)
4x2+24
b)
4x2+20x+24
c)
4x2+12x+24
d)
4x2+4x+24
25.
f(x)=x+3
g(x)=x-2
Find (g/f)(x)
g(x)=x-2
Find (g/f)(x)
a)
(x+3)/(x-2)
b)
(x-2)/(x+3)
c)
-2/3
d)
3/2
26.
Find f[g(5)]
a)
30
b)
242
c)
92
d)
2
27.
g[h(-2)]
a)
30
b)
624
c)
13
d)
286
28.
f(g(x))
a)
3x - 16
b)
3x - 2
c)
3x - 26
d)
4x - 2
100 %
