definite-integral

Question: $\int_{0}^{2\pi }{{{e}^{x/2}}.\sin \left( \frac{x}{2}+\frac{\pi }{4} \right)\,dx=}$



1) 1
2) $2\sqrt{2}$
3) 0
4) None of these
Solution: Explanation: No Explanation
Fundamental definite integration Definite integration by substitution

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