MCQ
$\int \frac{d x}{1-e^x}$ का मान बराबर होगा$-$
  • $-\log \left(1-e^{-x}\right)+ C$
  • B
    $\log \left(1+e^{-x}\right)+C$ 
  • C
    $\log \left(1+e^x\right)+ C$
  • D
    $\log \left(\frac{1+e^x}{e^{-x}}\right)+ C$

Answer

Correct option: A.
$-\log \left(1-e^{-x}\right)+ C$
Image
अत: सही विकल्प $(A)$ है।

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