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Black Book Advanced Problems in MathematicsMathematicsApplication of Derivatives

Let f(x) = cases x^3 + x^2 - 10x & -1 x < 0 x & 0 x < 2 1 + x & 2 x cases f(x) has :

Options

  1. Alocal maximum at x = 2
  2. Blocal minimum at x = 2
  3. Cabsolute maximum at x = 0
  4. Dabsolute maximum at x = -1

Correct answer

A. local maximum at x = 2

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