1.   What is the graph of ?
    A. B.
    C. D.
    Hint

  2.   The graph of has a hole at which point?
    A. (4, -8) B. (4, 8)
    C. (-4, 8) D. (-4, -8)
    Hint

  3.   Write the equation(s) of the vertical asymptote(s) of the function.
    A. x = 3, x = –5 B. x = –3, x = –5
    C. x = 3 D. x = –5
    Hint

  4.   In a certain job, the function represents the amount of hours worked x in relation to the amount of stress f(x) felt by the workers. For what values of x does this graph have meaning?
    A. for B. for and x > 40, because stress is a non-negative quantity
    C. for and x < 40 D. for all values of x
    Hint

  5.   Which of the following functions has a hole and a vertical asymptote?
    A. B.
    C. D.
    Hint



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