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Tìm Min : $A=x^2+11x+\frac{2xy+11y+1}{y^2}+\frac{3y}{xy+1}$


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hoangmanhquan

hoangmanhquan

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Cho $a,b>0$ thỏa mãn $a+b=\frac{17}{4}$

Tìm Min :

$A=x^2+11x+\frac{2xy+11y+1}{y^2}+\frac{3y}{xy+1}$


:icon1: Sống là cho, đâu chỉ nhận riêng mình :icon1: 

 

 





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