यदि $\sin ^{-1}\left(\frac{x}{5}\right)+\operatorname{cosec}^{-1}\left(\frac{5}{4}\right)=\frac{\pi}{2}$ है,तो $x$ का मान ज्ञात कीजिए।

  • A
    $4$
  • B
    $1$
  • C
    $5$
  • D
    $3$

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Similar Questions

$\cot \left[\sum_{n=3}^{32} \cot ^{-1}\left(1+\sum_{k=1}^n 2 k\right)\right]=$

मान ज्ञात कीजिए: ${\tan ^{ - 1}}x + {\cot ^{ - 1}}(x + 1)$

यदि $0 \leq x \leq \frac{1}{2}$ है,तो $\tan \left[\sin ^{-1}\left\{\frac{x}{\sqrt{2}}+\frac{\sqrt{1-x^{2}}}{\sqrt{2}}\right\}-\sin ^{-1} x\right]$ का मान ज्ञात कीजिए।

मान ज्ञात कीजिए: $\sec^{-1} x + \operatorname{cosec}^{-1} x + \cos^{-1}(x^{-1}) + \sin^{-1}(x^{-1})$ (जहाँ $|x| > 1, x \in R$)

$\cos \left(\tan ^{-1}\left(\sin \left(\cot ^{-1} x\right)\right)\right)$ का मान है

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