The domain of definition of the functions: \begin{tabular}{|l|l|l|l|} \hline & \multicolumn{1}{|....

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The domain of definition of the functions:
P
\begin{tabular}{|l|l|l|l|}
\hline & \multicolumn{1}{|c|}{ Column-I } & & \multicolumn{1}{|c|}{ Column-II } \\
\hline A. & \( \left(\sec ^{-1} x\right) / \sqrt{x-[x]} \) & P. & \( (-\infty, \infty) \) \\
\hline B. & \( \left(x^{2}+x+1\right)^{-3 / 2} \) & Q. & \( \mathbb{R} \sim\{-1,1\} \) \\
\hline C. & \( \frac{1}{[x]-x} \) & R. & \( \mathbb{R} \sim I \) \\
\hline D. & \( \frac{1}{x^{5}-x^{3}+x^{2}-1} \) & S. & \( \mathbb{R} \sim\{(-1,1) \cup I\} \) \\
\hline
\end{tabular}
\( \begin{array}{llll}\mathbf{A} & \mathbf{B} & \mathbf{C} & \mathbf{D}\end{array} \)
(1) \( \begin{array}{lllll}\mathrm{S} & \mathrm{P} & \mathrm{R} & \mathrm{Q}\end{array} \)
(2) \( \begin{array}{llll}\mathrm{R} & \mathrm{S} & \mathrm{P} & \mathrm{Q}\end{array} \)
(3) \( \mathrm{Q} \quad \mathrm{P} \quad \mathrm{R} \quad \mathrm{S} \)
(4) \( \begin{array}{llll}\mathrm{R} & \mathrm{P} & \mathrm{Q} & \mathrm{S}\end{array} \)


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