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• Passage on matrices
  Consider a system of linear eqn in 3 variables: a1x+b1y+c1z=d1 a2x+b2y+c2z=d2 a3x+b3y+c2z=d3 The system can be expressed by matrix eqn a1 b1 c1 x d1 a2 b2 c2 y = d2 a3 b3 c3 z d3 If A is non singular matrix i.e detA≠0,then ...
  0·16· #Mathematics#Algebra
  replied2009-02-14 03:46:55