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