1. Main Menu First question wrong Second Question correct Keep up the good Work ! Third question Try again wrong Fourth question correct Fifth question You are finished. Good job!

2. Main Menu Ordered pairs Place holders Numerical value products of variables and numbers conjecture is not true

3. What is a set of order pairs? VariableRelation A) B)

4. Correct !

5. Wrong Try again

6. What is a place holder for any value? A) VariableVariableB) NumberNumber

7. Correct !

8. To find the numerical value of an expression means to……… A) evaluateevaluate B) simplifysimplify

9. Correct !

10. Which one is an expression that contains sums and/or products of variables and numbers? A) Simplified equationSimplified equation B) algebraic expressionalgebraic expression

11. Keep up the good work!

12. An example that shows a conjecture is not true. A) counterexamplecounterexample B) PlotPlot

13. Correct !

14. You are done !