Determine whether the line and plane are parallel. Explain your reasoning. x = -5 – 4t, y = 1 – t, z = 3 + 2t; x + 2y + 3z – 9 = 0
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Originally Posted by Civy71 Determine whether the line and plane are parallel. Explain your reasoning. x = -5 – 4t, y = 1 – t, z = 3 + 2t; x + 2y + 3z – 9 = 0 A line is parallel to a plane if and only if the direction vector of the line is perpendicular to the normal vector of the plane.
Last edited by Plato; Feb 17th 2013 at 01:40 PM.
Thanks Plato you're the best!
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