LA+Chapter+7+Ex+1(New)+김원경

2051 days ago by math2013

x1=vector([1,1,-3,2]) x2=vector([0,2,1,3]) x3=vector([0,-1,0,-4]) x4=vector([0,-1,0,5]) A=column_matrix([x1,x2,x3,x4]) print A.det() 
       
9
9