Cool Down
For numbers 1 – 3, consider the equation .
If we graph the equation, what is the slope of the graph?
Compare your answer:
The slope is . Rearranging the equation to isolate gives .
Where does the graph intersect the -axis?
The graph intersects the -axis at . The in tells us where the graph crosses the -axis.
Where does it intersect the -axis?
The graph intersects the -axis at . Substituting 0 for in the original equation and solving for gives .