已知实数x,y满足x+y+2x-2√3y=0,求:㈠x+y的最大值;㈡x+y的最小值?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 05:52:29
![已知实数x,y满足x+y+2x-2√3y=0,求:㈠x+y的最大值;㈡x+y的最小值?](/uploads/image/z/7615058-50-8.jpg?t=%E5%B7%B2%E7%9F%A5%E5%AE%9E%E6%95%B0x%2Cy%E6%BB%A1%E8%B6%B3x%2By%2B2x-2%E2%88%9A3y%3D0%2C%E6%B1%82%EF%BC%9A%E3%88%A0x%2By%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC%EF%BC%9B%E3%88%A1x%2By%E7%9A%84%E6%9C%80%E5%B0%8F%E5%80%BC%3F)
xN@E,-!hiL-RQ#5R"u_,4f7oͨ^q0ɝ4piL]&$
;N%6?&@=:m+5N`Ñh6aRCFqlQLJJJHG:'Ty&$2DAk@Bų>>LJ'K1XEi[DgWdg/k!;m0*?a}t&\h60TܶAqIeX
已知实数x,y满足x+y+2x-2√3y=0,求:㈠x+y的最大值;㈡x+y的最小值?
已知实数x,y满足x+y+2x-2√3y=0,求:㈠x+y的最大值;㈡x+y的最小值?
已知实数x,y满足x+y+2x-2√3y=0,求:㈠x+y的最大值;㈡x+y的最小值?
(1)因为x+y+2x-2√3y=0,可以把它看成圆的方程:(x-1)+(y-√3)=4,圆点为(1,√3).把x+y看成点到原点的距离,所以设直线y=√3x,与圆方程联立,求出离圆点较远的点坐标,它到原点的距离为x+y的最大值.等下我上传图片给你就明白了,稍等!
已知实数x.y满足(x+2)^2+y^2(
已知实数X,Y满足2
已知实数xy满足x+2y
已知实数xy满足 x+y-2
已知实数x,y满足约束条件x+y>3,y
已知实数x,y满足x-y
已知实数X,Y满足{|x+y|
已知实数x,y满足x²+√2 y=√3,y²+√2 x=√3,则x/y+y/x=?
已知实数x,y满足x+y+2x-2√3y=0,求:㈠x+y的最大值;㈡x+y的最小值?
已知实数x,y满足2x+5y>=10;2x-3y>-6;2x+y
已知实数x.y满足根号(x+y-8)+根号(8-x-y)=根号(3x-y-4)+根号(x-2y+7),求x,y
已知实数x,y满足2/x-y+3/+√3x-y-1=0,求实数x,y的值
已知实数x,y满足x=√(9-x+2y)+√(3x-6y-27)+5,则-2x-y的立方根为
已知实数x,y满足不等式组:2x-y=0,x+2y
已知实数x,y满足约束条件:x>=2 y>=2 x+y
已知实数x,y满足:y
已知实数x,y满足x+y>=2,x-y
已知实数X,Y满足X+Y>=2,X-Y