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Zero power - Any nonzero number raised to the  zero power is always one (60 = 1) - PowerPoint PPT Presentation

4.6 Negative and Zero Exponents. Zero power - Any nonzero number raised to the  zero power is always one (60 = 1). 20 = 1. 2. 21 = 2. 2. 22 = 4. 2.  23 = 8. 2. 24 = 16. Ex. 1.) 30. 2.) 100. Negative exponent Evaluate d 2  d 7 Method 1: Use the rule:

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Zero power - Any nonzero number raised to the  zero power is always one (60 = 1)

20 = 1

2

21 = 2

2

22 = 4

2

23 = 8

2

24 = 16

Ex.

1.) 30

2.) 100

Evaluate

d 2

d 7

Method 1: Use the rule:

Method 2: Show the factors:

a-n = 1

an

2.) y-3

1.) x-2

3.) 4-5

4.) 2-7

1.)

2.)

4.)

3.)

2.)

1.)

3.)

4.) 7m-3n-4

Write each without a fraction bar positive exponents.

1.)

2.)

Write the expression using only positive exponents

5.)

4.)

3.)

Find the product or quotients. Write your answer using only positive exponents.

6.)

7.)