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[" 3.Let "A=[[2,b," -Jonvary "],[b,b^(2)...

[" 3.Let "A=[[2,b," -Jonvary "],[b,b^(2),1],[1,b^(2)+1,b],[1,b,2]]" where "b>0" .Then the "],[" minimum value of "(det(A))/(b)" is: "],[[" (1) "sqrt(3)," (2) "-sqrt(3)," (3) "-2sqrt(3)," (4) "2sqrt(3)]]

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