MCQ
$\sec ^{-1}\left(\sec \frac{8 \pi}{5}\right)$ का मान है-
  • $\frac{2 \pi}{5}$
  • B
    $\frac{3 \pi}{5}$
  • C
    $\frac{8 \pi}{5}$
  • D
    इनमें से कोई नहीं

Answer

Correct option: A.
$\frac{2 \pi}{5}$
A

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