Concept Check Using the concept of slope and your answer in Exercise, give the equation of...

Concept Check Using the concept of slope and your answer in Exercise, give the equation of the line whose graph is shown to the right.

Exercise

Concept Check Based on your graphs of the functions in Exercises, what conclusion can you make about one particular point that must lie on the graph of the line y = ax (where b = 0)?

f(x) = 3x

f(x) = −0.5x