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Black Book Advanced Problems in MathematicsMathematicsContinuity and Differentiability

Let g be the inverse function of a differentiable function f and G(x) = 1 g(x) . If f(4) = 2 and f'(4) = 1 16 , then the value of (G'(2))^2 equals to :

Options

  1. A1
  2. B4
  3. C16
  4. D64

Correct answer

A. 1

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