1.

What is the equation of the plane passing through P(1, 2, 3) and parallel to xy-plane?

A. \({\rm{x}} + {\rm{y}} = 3\)
B. \({\rm{x}} - {\rm{y}} = {\rm{}} - 1\)
C. \({\rm{z}} = 3\)
D. \({\rm{x}} + 2{\rm{y}} + 3{\rm{z}} = 14\)
Answer» D. \({\rm{x}} + 2{\rm{y}} + 3{\rm{z}} = 14\)


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