[size=150][b]In the GeoGebra window:[br][br][/b][list][*][size=150]Click on the Algebra icon and type [math]mx[/math] where it says "Input"[/size][/*][*]On the next available input line, type 2x-3[/*][*]Do the graphs intersect? If so, how many intersection points are there?[/*][/list][/size]

[list][*]Can you move slider m so that the graphs don't intersect? If so, do this. What is the value of m?[/*][/list]

[size=150][b]Try It Yourself:[/b][list][*]Type another function on an input line and then use the "undo" button. After that, use the "redo" button.[br][/*][*]Click on the circles to the left of your inputs. What do you notice? (Type it in the box below.)[/*][/list][/size]

[size=150][b]Try It Yourself:[/b][br][list][*]On the next available input line, type Intersect(f,g). Then move slider m. What do you notice?[/*][*]Try the command Slope(f). What do you notice?[/*][/list][/size]

[b]Try[/b][size=150][b] It Yourself:[br][/b][list][*]Move slider m to 1 (or, if easier, type it in)[/*][*]Click the three dots to the right of function f. Click on "Table of Values" and enter start value -5, end value 5, and step 1.[/*][*]Repeat the above for function g.[/*][*]Use the graph and the table to find the intersection point(s) of f and g. Write these in the box below. [/*][*]Experiment by moving slider m and seeing how the graph and your table change.[/*][/list][/size]