JEE Math Practice Question
The value of $$\int\limits_{{{ - \pi } \over 2}}^{{\pi \over 2}} {{1 \over {1 + {e^{\sin x}}}}dx} $$ is:
- A.$$\pi $$
- B.$${{3\pi \over 2}}$$
- C.$${{\pi \over 2}}$$
- D.$${{\pi \over 4}}$$
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