1. 
evaluated at x = 4 is > 0

2. 
evaluated at x = 3 is > 0

3. 
The constant 0 is > a polynomial but not a rational expression.

4. 
Simplify the following expression as much as possible: >

5. 
Which two expressions are equivalent to each other? > and 2x

6. 
The expressions > all values of x except 3.5.

7. 
>

8. 
Find the quotient >

9. 
Which of the following statements is not always true? > The quotient of two rational expressions is a rational expression.

10. 
Which of the following is a valid simplification of the complex rational expression ? >
