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nguyenthihoa0402
2 năm trước
cho a,b,c là các số thực không âm thỏa mãn $x$³ +$y$³ +$z$³$\leq$ $3$ Tìm giá trị lớn nhất của bt: P= $\sqrt[]{x(2021y+2022z)}$ +$\sqrt[]{y(2021z+2022x)}$+ $\sqrt[]{(z(2021x+2022y) }$
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