1.
Write 2,564,000 in scientific notation.
A.
2.564×10
5
B.
2.564×10
6
C.
2,564×10
3
D.
25.64×10
5
Hint
2.
Find 3
2
· 3
4
.
A.
3
8
B.
3
9
C.
3
6
D.
3
2
Hint
3.
Find
a
7
·
a
4
A.
(2
a
)
11
B.
(2
a
)
3
C.
a
11
D.
a
3
Hint
4.
Rewrite 9
4
÷ 3
4
using a single base.
A.
3
8
B.
3
4
C.
3
16
D.
3
1
Hint
5.
Simplify (
d
1
)
26
.
A.
26
d
B.
d
27
C.
d
25
D.
d
26
Hint
6.
Which expression increases most quickly?
A.
2
x
B.
x
+ 2
C.
x
2
D.
2
x
Hint
7.
Which is the graph of
y
= 0.5
x
?
A.
B.
C.
D.
Hint
8.
Use your calculator to evaluate the expression.
(5.9 × 10
8
) × (2.4 × 10
9
)
A.
1.416 × 10
17
B.
1.416 × 10
12
C.
1.416 × 10
16
D.
1.416 × 10
18
Hint