Posted by **Bayeh** on Wednesday, December 19, 2012 at 1:45am.

find the parametric equations of the line that passes through the point p(2,3,4)& parallel to the xz-plane

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**drwls**, Wednesday, December 19, 2012 at 2:18am
To be parallel to the xz plane, y must be constant. In this case, the constant is y = 3.

There is more than one line parallel to the xz plane that passes through that point. If the z vs x slopes of the various possible slopes in the y=3 plane are denoted by m,

z - 4 = m (x - 2)

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