Given the matrix equation KX=B, where 1 1 -1 0 x 1 4 k= 0 1 1 2 x= x 2 B= 2 0 1

Question

Given the matrix equation KX=B, where          1 1 -1 0                  x1                                 4 k=     0 1   1 2            x= x2                        B=    2          0 1   0 1                  x3                                 6          1 0   0 1                  x4                                -1 Find all the solutions Given the matrix equation KX=B, where          1 1 -1 0                  x1                                 4 k=     0 1   1 2            x= x2                        B=    2          0 1   0 1                  x3                                 6          1 0   0 1                  x4                                -1 Find all the solutions

Explanation / Answer

Solve[{x1+x2-x3==4,

x2+x3+2*x4==2,

x2+x4==6,

x1+x4==-1

},{x1,x2,x3,x4}]

{{x1®-6,x2®1,x3®-9,x4®5}}

Given the matrix equation KX=B, where          1 1 -1 0                  x1                                 4 k=     0 1   1 2            x= x2                        B=    2          0 1   0 1                  x3                                 6          1 0   0 1                  x4                                -1 Find all the solutions

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