1.

If \[f(x)\,=\left| \,\begin{matrix}    \sin x & \cos x & \tan x  \\    {{x}^{3}} & {{x}^{2}} & x  \\    2x & 1 & 1  \\ \end{matrix}\, \right|\], then \[\underset{x\to 0}{\mathop{\lim }}\,\frac{f(x)}{{{x}^{2}}}\] is [Karnataka CET 2002]

A.                 3
B.                 ?1
C.                 0
D.                 1
Answer» E.


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