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Black Book Advanced Problems in MathematicsMathematicsContinuity and Differentiability

Consider f(x) = x^ x and g(x) = e^2x . Let and be two values of x satisfying f(x) = g(x)( < ) If h(x) = f(x) g(x) then h'( ) equals to :

Options

  1. Ae
  2. B-e
  3. C3e
  4. D-3e

Correct answer

D. -3e

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