8.4 Zero and Negative Exponents

Practice #1 - Simplify completely.

Use "/" to write your answer as a fraction.

 $4^{-2}$  

Practice #2 - Simplify completely.

Use "/" to write your answer as a fraction.

 $\left(-2\right)^{-5}$  

Practice #3 - Simplify completely.

Use "/" to write your answer as a fraction.

 $6^{-8}\cdot6^8$ 

Practice #4 - Simplify completely.

Use "/" to write your answer as a fraction.

 $\frac{\left(-3\right)^5}{\left(-3\right)^6}$ 

Practice #5 - Simplify completely.

Use "/" to write your answer as a fraction.

 $\frac{1}{5^7}\cdot\frac{1}{5^{-4}}$ 

Practice #6 - Simplify completely.

Use "/" to write your answer as a fraction.

 $\frac{4^5\cdot4^{-3}}{4^2}$ 

Practice #7 -Simplify

Use "/" to write a fraction.
Use "^" to write an exponent.


 $8x^{-2}$  

Practice #8 -Simplify

Use "/" to write a fraction.
Use "^" to write an exponent.


 $b^0\cdot b^{-10}$  

Practice #9 -Simplify

Use "/" to write a fraction.
Use "^" to write an exponent.


 $\frac{z^6}{15z^9}$