Homework Help: Linear Algebra

Posted by Ben on Wednesday, October 10, 2012 at 10:42pm.

1. Considering 2 planes with equations:

x + 2y - 3z = 1
x + 2y - 3z = 18

(a) Given (a,b,c) a point on the first plane, find the point where the line perpendicular to both planes passes by (a,b,c) and through the 2nd plane.

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