MCQ
यदि $\cot ^{-1}\left(-\frac{1}{5}\right)=x$, तब $\sin x=?$
  • A
    $\frac{1}{\sqrt{26}}$
  • $\frac{5}{\sqrt{26}}$
  • C
    $\frac{1}{\sqrt{24}}$
  • D
    इनमें से कोई नहीं

Answer

Correct option: B.
$\frac{5}{\sqrt{26}}$
B

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