1.
Express 45,280,000 in scientific notation.
A.
4.528 × 10
-7
B.
45.28 × 10
6
C.
4.528 × 10
7
D.
4.528 × 10
6
Hint
2.
Express 0.091 in scientific notation.
A.
9.1 × 10
-2
B.
9.1 × 10
1
C.
9.1 × 10
-1
D.
9.1 × 10
2
Hint
3.
What is the degree of 42
x
5
y
2
z
?
A.
7
B.
8
C.
5
D.
2
Hint
4.
Simplify
A.
5
t
3
u
3
v
4
B.
C.
D.
Hint
5.
Express the result in scientific notation.
A.
1.25 × 10
-4
B.
1.25 × 10
10
C.
1.25 × 10
4
D.
1.25 × 10
-10
Hint