1.
Write 3,465 in scientific notation.
A.
3.465×10
3
B.
346.5×10
C.
0.3465×10
4
D.
34.65×10
2
Hint
2.
Write 120,000,000 in scientific notation.
A.
1.2×10
9
B.
1.2×10
8
C.
12×10
7
D.
0.12×10
9
Hint
3.
Find 3
2
· 3
4
.
A.
3
6
B.
3
2
C.
3
9
D.
3
8
Hint
4.
Which equation represents exponential decay?
A.
y
= 1.7(1.06)
x
B.
y
= 0.86(1.46)
x
C.
y
= 2.62(1.22)
x
D.
y
= 1.05(0.95)
x
Hint
5.
Evaluate 6
3
.
A.
729
B.
216
C.
125
D.
343
Hint
6.
Rewrite
k
9
÷
k
3
using a single base.
A.
k
27
B.
k
6
C.
3
k
3
D.
k
3
Hint
7.
Simplify (
d
1
)
26
.
A.
26
d
B.
d
27
C.
d
26
D.
d
25
Hint
8.
Which expression describes this pattern of numbers:
4, 16, 64, 256, 1,024.
A.
x
4
B.
4
x
C.
4 +
x
D.
4
x
Hint