1.
Write the expression 4 · 4 · 4 · 4 · 4 using exponents.
A.
5
4
B.
5
5
C.
4
5
D.
4
4
Hint
2.
Write x
6
as a multiplication expression.
A.
6 · 6 · 6 · 6 · 6 · 6
B.
x
·
x
·
x
·
x
· x ·
x
C.
6
x
D.
Hint
3.
Solve
x
= 3
4
.
A.
x
= 81
B.
x
= 64
C.
x
= 27
D.
x
= 12
Hint
4.
Evaluate the expression 4
n
+
m
2
if
m
= 6 and
n
= 8.
A.
88
B.
68
C.
40
D.
44
Hint
5.
Evaluate 7(
a
–
b
)
3
if
a
= 3 and
b
= 1.
A.
42
B.
56
C.
8
D.
28
Hint