MCQ
$\int(x+\cos 2 x) d x=$
- A$\frac{1}{2} x \sin 2 x+\frac{1}{4} \cos 2 x+c$
- B$\frac{1}{2} x \sin 2 x-\frac{1}{4} \cos 2 x+c$
- C$2 x \sin 2 x+4 \cos 2 x+c$
- ✓$\frac{x^2}{2}+\frac{\sin 2 x}{2}+c$
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