t
*
C
S
d
LJ
p
‘I
For # 1—3, (lecicIe whether the iollowmg sequences are either arithmetic, geometric, or
neither.
1.
25, 20, 15, 10,
2.
2,3,5,8,...
9
1’)
9
£,
,.
4.
3
.
3
What is the 71st term in the sequence 10, 13, 16, 19,...?
10
iO ‘L
5.
What is the 12th term in the sequence 27, 9, 3, 1,...?
100
6.
i a.s an integer in standard form.
Write
Io
150
11 as an integer in standard form.
7.
Write
8.
Write (—2i + 5) as an integer in standard form.
4
3
9.
+
What is the sum of the first 40 terms of the sequence 18, 8, —2, —12,...? (Your
answer should be an integer in standard form.)
+
-oo
10.
What does the following sum equal: 2 +
+
+
+
.
.
HY3%3
11.
There are 23 people in a student spirit club. They need to select leaders: a
president, a secretary, and a treasurer. How many ways can this club select its
leaders?
23!
cSj
12.
You work at, a kennel that has 30 puppies. You need to decide to give each one a
distinct ID collar. How many different decisions can you make?
30j
13.
You need to select a dinner. You can choose from 3 salads, 3 main dishes, 10 sides,
and 6 desserts. You will choose one salad, one main dish, one side, and one dessert.
How many different dinners can you select?
9O
14.
A cake shop sells 28 different kinds of cakes. You need to choose 5 different types
of cakes. How many different selections do you have to choose from?
‘
15.
What is (1)? (Your answer should be a natural number in standard form.)
LlO!
Ii.
16.
If f(x)
—x + 5 and g(x)
=
, then what is g o f(x)?
2
x
(-____
17.
What is the implied domain of f(x)
18.
What is the implied domain of g(x)
2
12x
=
—
7x -F 14?
—6x +
X
Below is a graph of a function f(x). Use this graph to answer questions
#
19
‘1
—3
19.
What is f(—2)?
20.
Whatisthedomainoff?
21.
What is the range of
22.
What are the x-intercepts of the graph of
23.
What is the y-intercept of the graph of
1
f?
(-
9)
(_3
f?
-)a
f?
(1)
(io)
-
23.
24. Is the picture below the graph of a fmiction?
25. Write the product (3x
—
2)
using
the Binomial Theorem. Your answer should not
include numbers that look like
(2
(3)()
I
t
k
26. Graph id.
27. Graph f(x)
=
5.
28. Graph g(x)
=
.
2
x
29. Graph h(z)
=
30. Graph f(x)
=
31. Graph g(x)
=
32. Graph
f:
.
3
x
1
—.
[—2,3]
—*
33. Graph g: {1, 2,3, 4}
R where f(x)
—÷
R where h(x)
(3,c
+
.
2
x
=
—4x + 12.
()(Q
i(-;
4
4