$\int \frac{e^x}{e^x + 1} \,dx$ નું મૂલ્ય શું છે?

  • A
    $e^x + c$
  • B
    $(e^x + 1) + c$
  • C
    $\log(e^x + 1) + c$
  • D
    આમાંથી કોઈ નહીં

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