(1) 1/x-1/y=3,分式(2x+3xy-2y)/(x-2xy-y)=_______(2) 2的n次方+2的-n次方=k,则4的n次方+4的-n次方=______(3) 若(2m-n)/n=1/3,则m/n=_______(4) 1/m+1/n=1/(m+n),则n/m+m/n=_______(5) x方-5x+1=0,则x的四次方+x的四次方分之一=______(6
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/09 09:13:05
xTO@*9Ɍc^b_/RZIz"Ln=tYwUj"xQ/iVo%=K~ͼCsWFQ|V}{J!povka
a+5AgrYpUh_پa"3wQی]{iedݪͦݱdբ7?>UVbWjP$!^W5C.T B1Rt;*יb7ڸt5LJÓ~4(lcQ
J-cw~P.ǀD E-L*'s/A& c]ahjPȧU8xΓȸM~^X
lH$Nftt䌄Ni$MCB A7彸>d2ҁsdUj%"hHDQf*\:*$]rUkmhRς7 [n\fDAi(jqQ}Iy27@nw]f?ǝgF74hdCGdF
y=1/x-2 分式计算
解分式方程:10/(x+y)+3/(x-y)=-5,15/(x+y)-2/(x-y)=-1
3/(X-Y)+10/(X+Y)=-5 2/(X-Y)-15/(X+Y)=1 解分式方程组
1 x+y分之x-y分之x=?分式计算 2 x-1-x+1分之x平方=?分式计算 3 x+1分之x平方-x+1=?分式计算
分式方程组{3/x-1/y=5,2/x+3/y=1.
变形分式1/[3a(y-x)]=( )/12a(x^2-y^2)
分式填空题已知1/x-1/y=3,则分式(2x+3xy-2y)/(x-2xy-y)=?
解一道分式题已知1/x-1/y=3 求分式(4x-5xy-4y)/(3x-2xy-3y)的值.
分式题若1/x+1/y=2,则分式2x+3xy+2y/x-xy+y的值是
已知1/x-1/y=3,求分式(2x+3xy-2y)/(x-2xy-y)
已知1/x-1/y=5,求分式2x+5xy-2y/3x-xy-3y
已知1/x+1/y=3,求分式3x-2xy+3y/x+xy+y的值
已知,1/x+1/y=5.,求分式3x+xy+3y/x-2xy+y的值
1/x+1/y=3.求分式3x-2xy+3y/x+xy+y的值
分式题求值1/x-1/y=2 求3x+xy-3y/y-xy-x的值
(x/x+y-x/y-x-2xy/x.x-y.y)/(1/x-1/y) 分式化简
分式的加减:[(x/y-y/x)除以(x+y)+x(1/y-1/x)]除以1+x/y,其中x=5,y=2
分式加减的几道题目求速度1 .(x+y)²/(x-z)(y-z) - (y+z)²/(x-z)(y-z) = 2.2x+3y/x-y+2y/y-x-3y/x-y=