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Home > PC > Chapter 9 > Lesson 9.3.2 > Problem 9-117

9-117.

Sketch the graph of .  

  1. What is the domain?

    Division by is undefined, so what value of must be excluded from the domain?

  1. What happens as ?

    What special feature does the curve have at ?

  1. What happens as  approaches positive infinity?

    This is the horizontal asymptote.

  1. What happens as  approaches negative infinity?

    This is the horizontal asymptote.