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Consider the rule .

  1. Without graphing, find the -intercept of .

    Set the equation equal to zero, since your output would be zero, and then solve for .

  2. Make a table and graph graph paper.

  3. How could you find the -intercept of  with your graph from part (b)? How would you find it with the table? Explain.

  • Find the point where .

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