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## Homework Statement

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DevilMouse said:Hi guys, my friend gave me this question yesterday, but I don't have any ideas at all what to do. Any ideas?

The line of intersection of two perpendicular planes is given by the parametrization

L(t) = (1 + t; 1 + 2t; 1 + 3t)

One of the planes goes through the origin. Find the equations of both planes

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