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Investigate function f(x)= x3+px+q for maxima and minima. Study also monotonicity intervals, convexity/concavity regions and inflection...

  1. Investigate function f(x)= x3+px+q for maxima and minima. Study also monotonicity intervals, convexity/concavity regions and inflection points. Consider two cases when p>=0 and when p<0.
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