x^2+2x+y^2-8y+16=0,求y/x的值
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/16 09:31:06
xN@_')ĖG!0DbުlZD
j[]xƘ襙|T,@2X#ː~UO<`db^_%z
6~;?@ٍ`!)-xr(y>.FIΫC)r-R3k`9
>f?ѱD(Xf4mxtYNB<쓸>Rpd8%~ǰNl#gkmS!C{ M`WCd;;4Py:bPXo͑c$/L2{
IV&G.P+I_bJu&G"eSd22`0h
7
RWكDbr}L8X
x*x+2x-y*y+6y-8=0,x+y不等于2,求x-y的值
已知X*X+Y*Y+6X-8Y+25=0 求(Y/X)+(X/Y)-2=?
x^2+2x+y^2-8y+16=0,求y/x的值
x^+2x+1+y^2-8y+16=0求y/x
已知x^2+y^2-16x-8y+25=0,求y/x-x/y的值
已知x^2-8x+y^2-y+16又1/4=0,求[(x+y)(x-y)-(x+y)^2-2y(x-3y)]÷4y的值
已知x^2+y^2-8x+12y+52=0 ,求1/2x-1/x-y(x-y/2x-x^2+y^2)
已知x^2+y^2-8x+12y+52=0 ,求1/2x-1/x-y(x-y/2x-x^2+y^2)
已知x*x-4xy+4y*y=0 求[2x(x+y)-y(x+y)]/(4x*x-4xy+y*y)的值?
已知x.x+y.y+8x+6y+25=0,求代数式(x.x-4y.y)/(x.x+4xy+4y.y)-x/(x+2y)的值
x'2+2x+y'2-8y+17=0,求x'y的值
x^2+2x+y^2-8y+17=0,求x^y
已知x^2+4y^2-4x+8y+8=0,求x+y
求x ,y 9x^2+4y^2-12x-8y+8=0
2x+8y-xy=0(x>0,y>0),求x+y的最小值
x^2+y^2-8x+10y+41=0求(x+y)^2013
设x>0,y>0,x+y=1,求8/x+2/y的最小值
x>0,y>0,x+y=1,求8/x+2/y的最小值?