设实数满足x+2y-4=0,y>=0 则x-2y的最大值为? 好像需要画图
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/11 02:45:56
xTRF~tVZ^7H+ mJM 6L
!ɀ5T
=katwrՉ/o`"aPݙ1|U.cŀz'9jշIL8@)/@ _E)>=7Ak1,B^!:?,fқt8\qz t!@H
߽ RL+>Ʌˍ_iBrK 쟔<ؐ|>gN_=to {dq@pY9|6:%08ϒ38='sx0Kp@*bTc!9mKl~GO *9V=>;&ޣkp46Y=L^w,S{ݿ?ۡ
\ի{or,jgcZvKn\(ˮs9hݹZq4VșI?St~z/N_
设实数x,y 满足x²+4y²+2x-4y+2+0 则x+y=
设实数X,Y满足2X+Y-2>=0,X-2Y+4>=0,3X-Y
设实数x,y满足 x>=0 x-2y>=0 x-y-2
设实数x,y满足方程组①x-y-2=0 ③2y-3
设实数x,y满足x^2+4y^2+2x-4y+2=0,则x+y=?
设实数x、y满足x²+y²+4x-2y-4=0 则x²+y²的最大值是求详细过程、谢谢~
设Z=x+y,其中实数x,y满足不等式x+2y>=0,x-y
设z=x+y,其中实数x,y满足{x+2y>=0,x-y
设实数xy满足X平方+Y平方-2Y=0,则X平方+Y平方的最大值是
设实数x,y满足x^2+4y^2+2x-47+2=0,则x^2y+2x的值等于_________
设实数x,y满足y+x^2=0,0
设实数x.y满足y+x^2=0,若0
·设实数x,y满足y+x^2=0,若0
设实数x,y满足y+x^2=0,0
设实数x.y满足x^2+y=0(0
设实数x,y满足y+x^2=0,0
设实数X,Y满足条件X大于等于0,X小于等于Y,X+2Y-4小于等于,则Z=X+Y的最大值是设实数X,Y满足条件X大于等于0,X小于等于Y,X+2Y-4小于等于0,则Z=X+Y的最大值是
设实数x、y满足x2+4y2+2x-4y*2=0,则x的二y方+2x的值是多少?