The value of \[\underset{a\to 0}{\mathop{\lim }}\,\frac{\sin a-\tan a}{{{\sin }^{3}}a}\]will be [UPSEAT 1999]

The value of \[\underset{a\to 0}{\mathop{\lim }}\,\frac{\sin a-\tan a}

1.	The value of \[\underset{a\to 0}{\mathop{\lim }}\,\frac{\sin a-\tan a}{{{\sin }^{3}}a}\]will be [UPSEAT 1999]
A.	\[-\frac{1}{2}\]
B.	\[\frac{1}{2}\]
C.	1
D.	?1
Answer» B. \[\frac{1}{2}\]

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The value of \[\underset{a\to 0}{\mathop{\lim }}\,\frac{\sin a-\tan a}{{{\sin }^{3}}a}\]will be [UPSEAT 1999]

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