\[\underset{x\to 0}{\mathop{\lim }}\,\frac{3\sin x-\sin 3x}{{{x}^{3}}}=\] [AISSE 1985]

\[\underset{x\to 0}{\mathop{\lim }}\,\frac{3\sin x-\sin 3x}{{{x}^{3}}}

1.	\[\underset{x\to 0}{\mathop{\lim }}\,\frac{3\sin x-\sin 3x}{{{x}^{3}}}=\] [AISSE 1985]
A.	4
B.	?4
C.	\[\frac{1}{4}\]
D.	None of these
Answer» B. ?4

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\[\underset{x\to 0}{\mathop{\lim }}\,\frac{3\sin x-\sin 3x}{{{x}^{3}}}=\] [AISSE 1985]

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