(2008•延庆县一模)已知实数x,y满足|x-5|+y−4
(2013•烟台一模)已知实数x,y满足不等式组2x−y≥0x+2y≥03x+y−5≤0,则2x+y的最大值是( )
(2012•安徽模拟)已知实数x,y满足x−2y+2≥0y≥|x|
(2012•浙江模拟)已知实数x,y满足约束条件2x−y≤0x−3y+5≥0y≥1
已知实数x,y满足x-5的绝对值+√y+4=0,求代数式(x+y)^2008 (急~急)
已知实数x、y满足x−1
已知实数x,y满足x−y+5≥0x≤3x+y≥0
已知实数x,y满足约束条件x−y≤12x+y≤4x≥1
已知实数x、y满足条件x*+y*-4x+2y+5=0,求(9x+3y)的2008次幂
已知实数X、y满足x的2次方-2x+4y=5求x+2y最大值
已知实数x,y满足5x+12y=60,则(根号下x^2+y^2-2x-4y+5)的最小值是多少?
已知实数x,y满足x²+y²+2x-4y+5=0 则(x+y)的二零一二次方=?
已知实数x,y满足x2+y2+2x-4y+5=0