Question: For f(x) - x3 - 3x + 3x + 11 Prove that f ( x ) has a Saddle Point and state its coordinates below

For f(x) - x3 - 3x + 3x + 11 Prove

For f(x) - x3 - 3x + 3x + 11 Prove that f ( x ) has a Saddle Point and state its coordinates below

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