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Find the direction cosines of the vector determined by the line of intersection of the planes,
x + y + z = 3
and
2x + 3y - z = 4
Choose the closest answer.
  • (.78,-.15,.20)
  • (-.15,.78,.20)
  • (-.78,.15,.20)
  • (-.20,.15,.78)
  • (-.78,.20,.15)
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    Carlos Rodriguez <carlos@math.albany.edu>
    This problem was contributed by a student. It is offered as it is with no warranty of any kind
    Last modified:Tue Sep 26 10:47:03 GMT-0400 (EDT) 2000