Question:medium

The value of $ \int \frac{1}{1 + e^{x}} \, dx $ is:

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Adding and subtracting terms in the numerator is a powerful trick for rational integrals.

Updated On: Apr 8, 2026

$\log(1+e^{x}) + c$
$-\log(1+e^{-x}) + c$
$\log(1+e^{-x}) + c$
$x - \log(1+e^{x}) + c$

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The Correct Option is D

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The value of \( \int \frac{1}{1 + e^{x}} \, dx \) is:

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The Correct Option is D

Solution and Explanation

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