f(x) = 2x4 - 18
  1. Find the intervals over which f(x) is increasing and decreasing.


    2. hint
    answer
     

  2. Find the maximums and minimums.


    3. hint
    answer

  3. Find the points of inflection.


    4. hint
    answer
     

  4. Find the intervals over which f(x) is concave upward and concave downward.


    5. hint
    answer

When you are finished, graph the function in your calculator and see if it looks like you said it would.

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