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8-20.

Evaluate each of the following limits. Homework Help ✎

  1.  

    Factor the denominator and rewrite the numerator as a piecewise. Notice that the pieces might or might not meet at .

  1. What does the graph look like as ?

    What is the end behavior of 

  1. Before taking the limit, multiply the top and bottom of the fraction by the conjugate of the bottom.

  1. . Compare the highest powers of the top and the bottom. What does this graph look like at the end?

  1. Before taking the limit, factor.