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Q.
Line $ \frac{x-2}{3}=\frac{y-3}{4}=\frac{z-4}{0} $ is
Rajasthan PETRajasthan PET 2002
Solution:
$ \frac{x-2}{3}=\frac{y-3}{4}=\frac{z-4}{0} $
Taking first and third terms
$ \frac{x-2}{3}=\frac{z-4}{0} $
$ \Rightarrow $ $ z-4=0 $
$ \Rightarrow $ $ z=4 $
Hence, given line is perpendicular to z-axis.