已知实数abxy满足y+-标签分类-2025-12-10 19:13
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已知实数abxy满足y 根号x-根号2的绝对值,
已知实数abxy满足a b=x y=2,
已知实数abxy均为正数 且满足a,
已知实数abxy均为正数 且满足a2+b2=1,x2+y2=1,
已知实数a,b,x,y满足,
已知实数ab满足x-4/(x-2)(x-3),
已知实数ab满足ab>0,
已知实数abxy均为正数,
实数abxy满足ax+by=3,ax2+by2=7,
已知实数abxy满足y+根号x-根号2
必应
已知实数a b x y满足y+,
已知实数abc满足a+b+c 0,
已知三个实数abc满足a+b+c 0,
已知实数xyz满足x+y+z 5,
已知正实数a b满足ab+a+b 3,
若实数x 0 y 0 且满足x+y 8-xy,
已知实数abc满足a+b+c 10,
已知实数abc满足a+b+c 1,
已知实数a b满足a-b+1 0,
已知正实数x y满足x+y 1,
已知abc为非零实数 且满足b+c/a,
已知正实数ab满足a+2b 1