MCQ
$\cos ^{-1}(2 x-1)$ का प्रान्त है-
- ✓$[0,1]$
- B$[-1,1)$
- C$[-1,1]$
- D$[0, \pi]$
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| X | 1 | 2 | 3 | 4 |
| $P(X)$ | $\frac{1}{10}$ | $\frac{1}{5}$ | $\frac{3}{10}$ | $\frac{2}{5}$ |