1.

What is the equation of the plane through z-axis and parallel to the line\[\frac{x-1}{\cos \theta }=\frac{y+2}{\sin \theta }=\frac{z-3}{0}\]?

A. \[x\,\,cot\,\theta +y=0\]
B. \[x\,\,tan\,\,\theta -y=0\]
C. \[x+y\,\,cot\,\theta =0\]
D. \[x-y\,\,tan\,\theta =0\]
Answer» C. \[x+y\,\,cot\,\theta =0\]


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