Download Assign # _____ - Using Exponents

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Unit 4 Test: Exponents
Name _________________________
Standards: AF 2.1 Simplify expressions with exponents
Pre-Algebra, Period ________
AF 2.2 Multiply powers with the same base
AF 2.1 Divide powers with the same base
Date __________________________
NS 1.1 Compare rational numbers in scientific notation
Simplify each expression. I want the ANSWER!
1. 24 =
2. 33 =
3. 020 =
Simplify each expression. Leave the answer in exponent form.
4. 83  85 =
5. (37)6 =
84

7.
84

6.

8. (ab)–4(ab)9 =
9.
712

78
3 3
  
4 
 right.
Please place the letter of the answer in the space provided on the
10. Which expression is equivalent to 75  710 ?
A 715
B 750
C 4915
10. ________
D 4950
11. Which shows 3.04 x 10-3 written in standard notation ?
A 0.000304
B 0.00304
C 304
D 30,400
12. Which of the following has the same value as 38  32 ?
A 34
B 310
C 36
12. ________
D 316
13. (jk)–5 (jk)3 =
A (jk)–2
11. ________
13. ________
B (jk)–8
C (2jk)–2
D (2jk)–8
Please place the letter of the answer in the space provided on the right.
14. Which shows 754,000 written in scientific notation ?
A 7.54 x 103
B 7.54 x 104
C 7.54 x 105
14. ________
D 7.54 x 106
15. The length of a room is 7.203 x 102 cm. Which number is equivalent
to this length?
A 720.3 cm
B 0.07203 cm
C 0.007203 cm
D 720,300 cm
16. Which of the following has the same value as 56  5–2 ?
A 5–12
B 5–3
C 58
16. ________
D 54
310
17. Which value is equivalent to 2 ?
3
A 38


19.
18. ________
8
81
B
16
81

4
2
C
8
3

4 2  35  2 4

4 3  35  2 2
A
D 5

2 4
18.   
3 
A
17. ________
C 35
B 8
15. ________
D
16
3

19. ________
B 1
C
3
2
D
1
2




27  8
20. The expression
is equivalent to which expression?
16  25
33  2 3
A
52  24

39  4 2
B
4 4  55
93  24
C
4 4  55
20. ________
4 2  52
D
33  2 3