$\int \frac{dx}{1 + e^x} = $

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

Explore More

Similar Questions

$\int \frac{\sqrt{x}}{1+x} dx = $

$\int {x{e^{{x^2}}}} dx = $

$ \int \frac{1}{\sqrt{3-6 x-9 x^{2}}} d x $ ની કિંમત શોધો.

જો $\int \frac{x^{49} \tan ^{-1}(x^{50})}{1+x^{100}} d x=k(\tan ^{-1}(x^{50}))^2+c$ હોય, તો $k=$

જો $f(x) = \int \frac{x}{(x^2+4)(x^2+9)} dx$ અને $f(0) = \frac{1}{5} \log(\frac{2}{3})$ હોય, તો $f(1) = $

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo