1.
What is the value of |-101|?
A.
-101
B.
0
C.
101
D.
10.1
Hint
2.
Josh has 40 minutes to complete a government exam. There are 15 multiple-choice questions worth 3 points each. There are also 5 short-answer questions worth 11 points each. It takes about 2 minutes for Josh to answer the multiple-choice questions
m
and about 8 minutes to complete the short-answer questions
s
. Which inequality is not part of the system of inequalities that represents the problem?
A.
B.
C.
D.
Hint
3.
Simplify
A.
B.
C.
D.
Hint
4.
Solve the equation
n
2
+3
n
= 0 by graphing.
A.
0
B.
0, -3
C.
3
D.
0, 3
Hint
5.
List all possible rational zeros of
f
(
x
) = 2
x
3
- 5
x
2
+ 3
x
- 1.
A.
B.
C.
D.
Hint
6.
Which is not a possible rational zero of the function
g
(
x
) = 3
x
3
+ 2
x
2
- 7
x
- 6?
A.
B.
C.
-3
D.
Hint
7.
Determine whether
PQR
has no solution, one solution, or two solutions.
A.
There are two solutions because
r
>
p
>
r
sin
P
.
B.
There is one solution because
p
<
r
sin P.
C.
There is no solution because
p
=
r
sin
P
.
D.
There is one solution because
p
>
r
sin
p
.
Hint
8.
Find the exact value of sin 510°.
A.
B.
C.
D.
Hint
9.
Find the solution for 2 cos
x
=1 where
.
A.
B.
C.
D.
Hint
10.
Write the equation of the line through (5, -3) and (-2, -8) in slope-intercept form.
A.
B.
C.
D.
Hint
11.
Which of the following is an example of a column matrix?
A.
B.
C.
D.
Hint
12.
What is the LCM of
and
.
A.
(
r
– 1)(
r
+ 3)(
r
+ 9)
B.
r
(
r
– 1)
2
(
r
+ 3)(
r
+ 9)
C.
r
(
r
– 1)(
r
+ 3)(
r
+ 9)
D.
(
r
– 1)
2
(
r
+ 3)(
r
+ 9)
Hint
13.
Write the series 4 + 6 + 9 +
using sigma notation.
A.
B.
C.
D.
Hint
14.
Which of the following is not a recursive formula?
A.
B.
C.
D.
Hint
15.
Which of the following is an example of a continuous probability distribution?
A.
the number of people who like chocolate ice cream
B.
the rent for an apartment in a particular city
C.
the amount of time it takes to run a mile
D.
the number of stars that are bright enough to see
Hint
16.
In a recent poll, 56 out of 140 people said no. What is the margin of error?
A.
about 8%
B.
about 4%
C.
about 5%
D.
about 9%
Hint
17.
For which trigonometric functions is an angle that measures 180° undefined?
A.
csc and sec
B.
csc and cot
C.
tan and cot
D.
sec and tan
Hint
18.
What method should be used when we have one side and one angle opposite that side?
A.
cannot be determined from given information
B.
law of cosines only
C.
law of cosines, then law of sines
D.
law of sines
Hint
19.
Solve
A.
135°
B.
45°
C.
315°
D.
225°
Hint
20.
What is the value of Arccos
in radians?
A.
0.41 radians
B.
33.6 radians
C.
0.59 radians
D.
1.17 radians
Hint