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Black Book Advanced Problems in MathematicsMathematicsContinuity and Differentiability

Let f(x) = (x^2 - 3x + 2)|(x^3 - 6x^2 + 11x - 6)| + | (x + 4 ) | . Number of points at which the function f(x) is non-differentiable in [0, 2 ] , is :

Options

  1. A5
  2. B4
  3. C3
  4. D2

Correct answer

C. 3

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