Question: Consider the function f ( x ) = 3 1 x 3 3 x 2 + 8 x + 1 Without graphing the function, determine:

Consider the functionf(x)=31x33x2+8x+1

Without graphing the function, determine:

  1. The intervals on which f is increasing and decreasing.
  2. The intervals on which f is concave up and concave down

Please tell me how to solve above questions

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