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 2,564,000 in scientific notation.
A.
25.64×10
5
B.
2,564×10
3
C.
2.564×10
5
D.
2.564×10
6
Hint
3.
Use your calculator to evaluate the expression.6.23
19
A.
12.45 × 10
15
B.
1.245 × 10
19
C.
1.245 × 10
15
D.
12.45 × 10
19
Hint
4.
Use your calculator to evaluate the expression.
7.3 × 10
12
+ 8.1 × 10
12
A.
59.13
B.
15.4 × 10
13
C.
5.913 × 10
13
D.
1.54 × 10
13
Hint
5.
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