1.   The function whose graph is shown has _____.
   
    A. no relative maxima B. two relative maxima
    C. one relative minimum D. two relative minima
    Hint

  2.   Approximate the real zero of f(x) = x3 + x + 1 to the nearest tenth.
    A. 0.3 B. -0.7
    C. -1.0 D. -1.3
    Hint

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

  4.   Graph . Then estimate the coordinates at which the relative maxima and relative minima occur.
    A. minimum: 1, maximum: –3 B. minimum: –5,maximum: 1
    C. minimum: –3,maximum: 1 D. minimum: 1,maximum: –5
    Hint

  5.   Find consecutive values of x between which each real zero of the function is located.
    A. –1 and 0, 0 and 1, and 1 and 2 B. –1 and 0, 0 and 1
    C. –1 and 0, 1 and 2 D. 0 and 1, 1 and 2
    Hint



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