CAIE P3 2008 November — Question 7

Exam BoardCAIE
ModuleP3 (Pure Mathematics 3)
Year2008
SessionNovember
TopicVectors: Lines & Planes
7 Two planes have equations \(2 x - y - 3 z = 7\) and \(x + 2 y + 2 z = 0\).
  1. Find the acute angle between the planes.
  2. Find a vector equation for their line of intersection.
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