Question 300732
[A]= {{{(matrix(3,3,2,-3,3,1,1,1,3,-1,2))}}}
[A][x]=[b]
[x]=[A]inv[b]
[x]= {{{(matrix(3,1,1/x,1/y,1/z))}}}
[b]= {{{(matrix(3,1,10,10,13))}}}
det([A])={{{-9}}}
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[A]inv={{{-(1/9)*(matrix(3,3,3,3,-6,1,-5,1,-4,-7,5))}}}
[x]=[A]inv[b]
[x]= {{{(matrix(3,1,2,3,5))}}}
{{{1/x=2}}}
{{{highlight_green( x=1/2)}}}
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{{{1/y=3}}}
{{{highlight_green( y=1/3)}}}
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{{{1/z=5}}}
{{{highlight_green( z=1/5)}}}