Algebra

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. Expressions are formed from and .

2. Terms are added to form .

3. Terms are formed as product of .

4. Expressions that contain exactly one term are called .

5. Expressions that contain exactly two terms are called .