\(\text{cos}(\text{tan}\text{\textasciicircum}\{-1\}(\text{cot}(\text{sin}\text{\textasciicircum}\{-1\}\text{x})))) = \text{?}\)
A. \(\text{1}-\text{x}\text{\textasciicircum}2\)
B. \(\text{sqrt}\{1-\text{x}\text{\textasciicircum}2\}\)
সঠিক উত্তরঃ
B.
\(\text{sqrt}\{1-\text{x}\text{\textasciicircum}2\}\)