H
hai_9x


Cho X , y >0
[TEX]x - x^2 \geq y^3 - y^2[/TEX]
Tìm max [TEX] F = x^2 + y^2[/TEX] %%-
[TEX]x - x^2 \geq y^3 - y^2[/TEX]
Tìm max [TEX] F = x^2 + y^2[/TEX] %%-
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