If $y = x^x + x^{\frac{1}{x}}$,then $\frac{dy}{dx}$ is equal to

  • A
    $x^x(1+\log x) + x^{\frac{1}{x}} \frac{1}{x^2}(1-\log x)$
  • B
    $(x^x + x^{\frac{1}{x}})[1+\log x + \frac{1}{x^2}(1-\log x)]$
  • C
    $(x^x + x^{\frac{1}{x}})[(1+\log x) - \frac{1}{x^2}(1-\log x)]$
  • D
    $x^x(1+\log x) - x^{\frac{1}{x}} \frac{1}{x^2}(1-\log x)$

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