The angle between the lines \[\frac{x+4}{1}=\frac{y-3}{2}=\frac{z+2}{3}\] and \[\frac{x}{3}=\frac{y-1}{-2}=\frac{z}{1}\] is

\[{{\sin }^{-1}}\left( \frac{1}{7} \right)\]

\[{{\cos }^{-1}}\left( \frac{2}{7} \right)\]

\[{{\cos }^{-1}}\left( \frac{1}{7} \right)\]

The angle between the lines \[\frac{x+4}{1}=\frac{y-3}{2}=\frac{z+2}{3

1.	The angle between the lines \[\frac{x+4}{1}=\frac{y-3}{2}=\frac{z+2}{3}\] and \[\frac{x}{3}=\frac{y-1}{-2}=\frac{z}{1}\] is
A.	\[{{\sin }^{-1}}\left( \frac{1}{7} \right)\]
B.	\[{{\cos }^{-1}}\left( \frac{2}{7} \right)\]
C.	\[{{\cos }^{-1}}\left( \frac{1}{7} \right)\]
D.	None of these
Answer» D. None of these

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The angle between the lines \[\frac{x+4}{1}=\frac{y-3}{2}=\frac{z+2}{3}\] and \[\frac{x}{3}=\frac{y-1}{-2}=\frac{z}{1}\] is

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