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Ch-7-Prob-1-New-황성빈
2218 days ago by matrix
x1=vector([-3, 1, -3]) x2=vector([1, 4, -1]) x3=vector([2, 0, 1]) A=column_matrix([x1, x2, x3]) print 'det(A)='; print A.det()
det(A)= 9
det(A)= 9