1.
Write x
6
as a multiplication expression.
A.
x
·
x
·
x
·
x
· x ·
x
B.
C.
6 · 6 · 6 · 6 · 6 · 6
D.
6
x
Hint
2.
In the expression (-4)
2
, -4 is called the ______.
A.
power
B.
base
C.
product
D.
exponent
Hint
3.
Solve
x
= 3
4
.
A.
x
= 27
B.
x
= 12
C.
x
= 64
D.
x
= 81
Hint
4.
Find
y
for
y
=
x
2
- 15 if
x
= 6.
A.
49
B.
-3
C.
51
D.
21
Hint
5.
Evaluate 7(
a
–
b
)
3
if
a
= 3 and
b
= 1.
A.
42
B.
56
C.
8
D.
28
Hint