1.   What is the equation of the vertical asymptote of the function ?
    A. x = -4 B. y = 1
    C. x = 2 D. x = 1
    Hint

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

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

  4.   If the rational expression of a function in simplest form is defined for x = a, but the original function is undefined for x = a, what happens at x = a?
    A. f(a) = 0 B. There is a point discontinuity.
    C. There is a vertical asymptote at x = a. D. There is a vertical asymptote at x = 0.
    Hint

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



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