1.
Write x
6
as a multiplication expression.
A.
6
x
B.
6 · 6 · 6 · 6 · 6 · 6
C.
x
·
x
·
x
·
x
· x ·
x
D.
Hint
2.
In the expression (-4)
2
, -4 is called the ______.
A.
exponent
B.
base
C.
power
D.
product
Hint
3.
Evaluate the expression 4
n
+
m
2
if
m
= 6 and
n
= 8.
A.
40
B.
44
C.
88
D.
68
Hint
4.
Find
y
for
y
=
x
2
- 15 if
x
= 6.
A.
51
B.
21
C.
49
D.
-3
Hint
5.
Evaluate
x
5
- 13 if
x
= -2.
A.
-23
B.
19
C.
-45
D.
3
Hint