1.1.4 Powers and Exponents − Worksheet
Example 1:
Write the power represented by each geometric model.
1.
2.
3.
9
9
Example 2:
Simplify each expression.
4
⎛ ⎝ ⎜
⎞ ⎠ ⎟
1 2
4. 7 2
5. ( − 2) 4
6. ( − 2) 5
7. −
Example 3:
Write each number as a power of the given base.
8. 81; base 9
9. 100,000; base 10
10. − 64; base − 4
11. 10; base 10
12. 81; base 3
13. 36; base − 6
Example 4:
14. Jan wants to predict the number of hits she will get on her Web page. Her Web page received 3 hits during the first week it was posted. If the number of hits triples every week, how many hits will the Web page receive during the 5th week?
28
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