ANSWER: Mid-Chapter Quiz
Write each expression in radical form, or write
each radical in exponential form.
16. SOLUTION: 11. SOLUTION: ANSWER: ANSWER: Simplify.
17. 12. SOLUTION: SOLUTION: ANSWER: 13. ANSWER: 9
18. SOLUTION: SOLUTION: ANSWER: ANSWER: 5
14. SOLUTION: 19. SOLUTION: ANSWER: 15. ANSWER: 11
SOLUTION: ANSWER: 20. SOLUTION: 16. SOLUTION: eSolutions Manual - Powered by Cognero
ANSWER: Page 1
ANSWER: Mid-Chapter
Quiz
11
ANSWER: 125
23. 20. SOLUTION: SOLUTION: ANSWER: ANSWER: 7776
21. SOLUTION: 24. SOLUTION: ANSWER: 4
ANSWER: 22. SOLUTION: Express each number in standard form.
−3
32. 4.1 × 10
SOLUTION: −3
4.1 × 10
Since n = −3, move the decimal point 3 places to the
left.
−3
4.1 × 10
ANSWER: 125
ANSWER: 0.0041
33. 2.74 × 10
23. SOLUTION: = 0.0041
5
SOLUTION: 5
eSolutions Manual - Powered by Cognero
2.74 × 10
Since n = 5, move the decimal point 5 places to the
right.
Page 2
5
2.74 × 10 = 274,000
ANSWER: −3
4.1 × 10
= 0.0041
ANSWER: ANSWER: Mid-Chapter
0.0041 Quiz
33. 2.74 × 10
6.39 × 10
7
−2
6
5
37. (7.5 × 10 )(2.5 × 10 )
SOLUTION: SOLUTION: 5
2.74 × 10
Since n = 5, move the decimal point 5 places to the
right.
5
2.74 × 10 = 274,000
ANSWER: ANSWER: 274,000
1.875 × 10
9
5
38. 34. 3 × 10
SOLUTION: SOLUTION: 9
3 × 10
Since n = 9, move the decimal point 9 places to the
right.
9 3 × 10 = 3,000,000,000
ANSWER: 3,000,000,000
ANSWER: 4
3 × 10
−5
35. 9.1 × 10
39. SOLUTION: −5
9.1 × 10
Since n = -5, move the decimal point 5 places to the
left.
−5
9.1 × 10 = 0.000091
ANSWER: 0.000091
SOLUTION: ANSWER: 8
Evaluate each product or quotient. Express the
results in scientific notation.
2
3.3 × 10
5
36. (2.13 × 10 )(3 × 10 )
SOLUTION: ANSWER: 6.39 × 10
7
−2
6
37. (7.5 × 10 )(2.5 × 10 )
SOLUTION: eSolutions Manual - Powered by Cognero
ANSWER: 5
Page 3