Question 965292
{{{A=(matrix(3,3,
1,1,1,
3,-1,2,
0,3,-4))}}}
{{{abs(A)=19}}}
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{{{A[x]=(matrix(3,3,
6,1,1,
7,-1,2,
-6,3,-4))}}}
{{{abs(A[x])=19}}}
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{{{A[y]=(matrix(3,3,
1,6,1,
3,7,2,
0,-6,-4))}}}
{{{abs(A[y])=38}}}
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{{{A[z]=(matrix(3,3,
1,1,6,
3,-1,7,
0,3,-6))}}}
{{{abs(A[z])=57}}}
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{{{x=abs(A[x])/abs(A)=19/19=1}}}
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{{{y=abs(A[y])/abs(A)=38/19=2}}}
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{{{z=abs(A[z])/abs(A)=57/19=3}}}
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