\[\underset{x\to 0}{\mathop{\lim }}\,\frac{1-\cos 2x}{x}=\] [MNR 1983]

1.	\[\underset{x\to 0}{\mathop{\lim }}\,\frac{1-\cos 2x}{x}=\] [MNR 1983]
A.	0
B.	1
C.	2
D.	4
Answer» B. 1

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\[\underset{x\to 0}{\mathop{\lim }}\,\frac{1-\cos 2x}{x}=\] [MNR 1983]

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