MCQ
$\sin \left(\cot ^{-1} x\right)$ का मान निम्न है:
- A$\sqrt{1+x^2}$
- Bx
- C$\left(1+x^2\right)^{\frac{-2}{2}}$
- ✓$\left(1+x^2\right)^{\frac{-1}{2}}$
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