~11ngS“µÄCþ f x1 x2 x5ÄCþ f x1 x2 x5 x1 -8 1 0 0 x2 0 0 1 0 x3 0 1 2 -6 x4 3 -1 -1 5 x5 0 0 0 1 mà‘ 6 1 4 8
x1 0 1 0 0
x2 0 0 1 0
x3 8 1 2 -6
x4 -5 -1 -1 5
x5 0 0 0 1
mà‘ 14 1 4 8
~11ngS“µÄCþ f x1 x2 x5ÄCþ f x1 x2 x5 x1 -8 1 0 0 x2 0 0 1 0 x3 0 1 2 -6 x4 3 -1 -1 5 x5 0 0 0 1 mà‘ 6 1 4 8
x1 0 1 0 0
x2 0 0 1 0
x3 8 1 2 -6
x4 -5 -1 -1 5
x5 0 0 0 1
mà‘ 14 1 4 8