MCQ
$\int\left(\sin ^{-1} x+\cos ^{-1} x\right) d x=$
- A$\frac{\pi}{2}+C$
- ✓$\frac{\pi}{2} x+C$
- C$\frac{2}{\sqrt{1-x^2}}+C$
- D$x+C$
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| X | 1 | 2 | 3 | 4 |
| $P(X)$ | $\frac{1}{10}$ | $\frac{1}{5}$ | $\frac{3}{10}$ | $\frac{2}{5}$ |