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Black Book Advanced Problems in MathematicsMathematicsContinuity and Differentiability

If f(x) is a thrice differentiable function such that, _ x 0 f(4x) - 3f(3x) + 3f(2x) - f(x) x^3 = 12 then the value of f'''(0) equals to :

Options

  1. A0
  2. B1
  3. C12
  4. DNone of these

Correct answer

C. 12

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