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  3. let  f(x) = x^4 - 4x^3 - 18 x^2  + 77�

Let  f(x) = x^4 - 4x^3 - 18 x^2  + 77   a)   a) Find all critical values of the function.       [10]    b)   b) Find...

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Basic Math

Let  f(x) = x^4 -4x^3 - 18 x^2  + 77  

a)   a) Find all critical values of thefunction.       [10]

  

b)   b) Find all intervals of increase anddecrease.      [10]

      c) Find all relative extrema.Use the second derivative test.   

      Label each as a relative max.or a relative min.      [10]

d)   d) Find on what interval(s) the function isconcave up and concavedown.      [10]    

e)   e) Find all inflection point(s), if any, of thefunction.       [10]

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