1.
Express 765,000,000,000 in scientific notation.
A.
7.65 × 10
11
B.
0.765 × 10
12
C.
7.65 × 10
10
D.
7.65 × 10
-11
Hint
2.
Express 47.5 × 10
-5
in scientific notation.
A.
4.75 × 10
-6
B.
4.75 × 10
-4
C.
475 × 10
-6
D.
0.475 × 10
-3
Hint
3.
Evaluate (3.2 × 10
-5
)(5.4 × 10
9
). Express the result in scientific notation.
A.
1.728 × 10
5
B.
0.1728 × 10
6
C.
17.28 × 10
4
D.
1.728 × 10
3
Hint
4.
Evaluate
. Express the result in scientific notation.
A.
0.8 × 10
-8
B.
8.0 × 10
-9
C.
80 × 10
-8
D.
8.0 × 10
-7
Hint
5.
Express 2.38 × 10
6
in standard notation.
A.
0.00000238
B.
0.000000238
C.
238,000
D.
2,380,000
Hint