1.
Use mental math to solve
A.
B.
C.
D.
Hint
2.
How many possible subsets does {
a
,
b
,
c
} have?
A.
7
B.
8
C.
12
D.
9
Hint
3.
Use mental math to solve
A.
1
B.
-17
C.
16
D.
17
Hint
4.
If
A
= {5, 6, 7, 8} and
B
= {8, 9}. what set notation means that 7 belongs to set
A
but not set B?
A.
7
A
, 7
B
B.
7
A
, 7
B
C.
7
A
, 7
B
D.
7 = A, 7
B
Hint
5.
What value is a solution to the equation
A.
-12
B.
12
C.
8
D.
-8
Hint