Download 9.1 Exponents PPS AB - Leon County Schools

Name ________________________________________________ Date __________________________ Per _____________
Exponents
LESSON
9-1
Practice and Problem Solving: A/B
Write each expression in exponential form and find its value.
1. 2 ´ 2 ´ 2 ´ 2
2. 3 ´ 3 ´ 3
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3.
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4. 10 ´ 10
5.
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1 1 1 1
´ ´ ´
6 6 6 6
3 3
´
5 5
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6. 0.5 ´ 0.5 ´ 0.5
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Find each value.
7. (1.2)
æ 1ö
8. ç ÷
è4ø
3
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4
9. (2)6
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10. 26
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Solve.
11. The volume of a cubic box is 106 cubic millimeters. Write the volume of the box in standard form.
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How long is each side of the box? (Hint: The length, width, and height of a cube are equal.)
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Simplify each exponential number. Then, multiply the numbers.
4
4
4
4
æ2ö
12. ç ÷ =_________________
è3ø
æ3ö
æ2ö æ3ö
ç ÷ =_________________ so, ç ÷ ´ ç ÷ = ______________
è2ø
è3ø è2ø
13. (0.5)3 = _______________
(2)3 = _________________ so, (0.5)3 ´ (2)3 = ______________
For #14-16, compare using >, <, or =.
4
æ 1ö
æ 1ö
14. ç ÷ ______ ç ÷
è3ø
è3ø
0
15. (1)5 ______ 15
16. 50 ______ -50
17. Use exponents to write 81 three different ways.
81 = _______________; 81 = _______________; 81 = ____________