1.   Which statement is true about the graph shown below?
   
    A. The domain is {-3, 2, 4}. B. The relation is not a function.
    C. The range is {-3, -2, 0, 1}. D. The relation is a function.
    Hint

  2.   Choose the graph that is not a function.
    A. B.
    C. D.
    Hint

  3.   Which graph represents a function?
    A. B.
    C. D.
    Hint

  4.   If f(x) = 2x - 2, find 2[f(3)].
    A. 10 B. 4
    C. 8 D. 2
    Hint

  5.   Find h(-2.5) if h(z) = z² + 3.5z – 2.75.
    A. -5.25 B. 12.25
    C. -17.75 D. 0.25
    Hint