1.   Which is the graph of

?

    A. B.
    C. D.
    Hint

  2.   Which is the graph of f(x) = [[2x]]?
    A. B.
    C. D.
    Hint

  3.   Which is a graph of f(x) = |3x| - 1?
    A. B.
    C. D.
    Hint

  4.   Which of the following graphs represents the function:

    A. B.
    C. D.
    Hint

  5.   Graph the equation
    A. B.
    C. D.
    Hint



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