1.
Write the expression 4 · 4 · 4 · 4 · 4 using exponents.
A.
4
4
B.
4
5
C.
5
5
D.
5
4
Hint
2.
In the expression (-4)
2
, -4 is called the ______.
A.
power
B.
product
C.
base
D.
exponent
Hint
3.
Evaluate the expression 4
n
+
m
2
if
m
= 6 and
n
= 8.
A.
68
B.
40
C.
88
D.
44
Hint
4.
Express 130,254 in expanded form.
A.
(1 × 10
5
) + (3 × 10
4
) + (2 × 10
2
) + (5 × 10
1
) + (4 × 10
0
)
B.
(1 × 10
6
) + (3 × 10
5
) + (2 × 10
3
) + (5 × 10
2
) + (4 × 10
1
)
C.
(1 × 10
5
) + (30 × 10
4
) + (2 × 10
2
) + (5 × 10
1
) + (4 × 10
0
)
D.
(1 × 10
5
) + (3 × 10
4
) + (2 × 10
3
) + (5 × 10
2
) + (4 × 10
1
)
Hint
5.
Evaluate 7(
a
–
b
)
3
if
a
= 3 and
b
= 1.
A.
28
B.
42
C.
8
D.
56
Hint