1.
Express 7
-3
using positive exponents.
A.
B.
C.
(-7)
3
D.
Hint
2.
Write
using negative exponents.
A.
-2
-4
B.
2
-4
C.
2
-3
D.
-2
4
Hint
3.
Write 0.478 in scientific notation.
A.
4.78 × 10
2
B.
478 × 10
1
C.
4.78 × 10
-1
D.
4.78 × 10
-2
Hint
4.
How would 9.3 × 10
-7
be written in standard form?
A.
0.000000093
B.
93,000,000
C.
930,000,000
D.
0.00000093
Hint
5.
Simplify (3
x
3
)
4
.
A.
27
x
7
B.
12
x
12
C.
3
x
7
D.
81
x
12
Hint