1. Use your calculator to find the exact value of .
2. Use your calculator to express in simplest radical form.
3. Which of the following modes can produce exact results?
   1. Auto
   2. Exact
   3. Approximate
4. True or False: The following calculation will produce an exact result in Exact mode:

   

5. If you couldn't remember which menu contains the DelVar( command, you could look in the catalog. What keystroke sequence would you use to jump to the commands that begin with "D" in the catalog?
6. What is the difference between using the key and the key to assign a value to a variable ?
7. What are some advantages of inductive or discovery lessons?

Click here to check your answers.