Without graphing, find the x-intercept of
Set the equation equal to zero, since your output would be zero, and then solve for x.
Make a table and graph
How could you find the x-intercept of
with your graph from part (b)? How would you find it with the table? Explain.
Find the point where y = 0.
Use the eTool below to help solve the problem.
Click the link at right for the full version of the eTool: CCA 3-41 HW eTool