①若a\b=b\c=c\d=d\a,求a-b+c-d\a+b-c+d.②已知x,y,z互不相等,且x+1\y=y+1\z=z+1\x,求证x²y²z²=1.③已知x,y,z互不相等,且x+2\y=y+2\z=z+2\x=K,求K的值.④已知x.y.z满足x+1\y=4,y+1\z=1,z+1\x=7\3,求xyz的值.⑤已知a+
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/01 10:45:28
![①若a\b=b\c=c\d=d\a,求a-b+c-d\a+b-c+d.②已知x,y,z互不相等,且x+1\y=y+1\z=z+1\x,求证x²y²z²=1.③已知x,y,z互不相等,且x+2\y=y+2\z=z+2\x=K,求K的值.④已知x.y.z满足x+1\y=4,y+1\z=1,z+1\x=7\3,求xyz的值.⑤已知a+](/uploads/image/z/8850951-63-1.jpg?t=%E2%91%A0%E8%8B%A5a%5Cb%3Db%5Cc%3Dc%5Cd%3Dd%5Ca%2C%E6%B1%82a-b%2Bc-d%5Ca%2Bb-c%2Bd.%E2%91%A1%E5%B7%B2%E7%9F%A5x%2Cy%2Cz%E4%BA%92%E4%B8%8D%E7%9B%B8%E7%AD%89%2C%E4%B8%94x%2B1%5Cy%3Dy%2B1%5Cz%3Dz%2B1%5Cx%2C%E6%B1%82%E8%AF%81x%26sup2%3By%26sup2%3Bz%26sup2%3B%3D1.%E2%91%A2%E5%B7%B2%E7%9F%A5x%2Cy%2Cz%E4%BA%92%E4%B8%8D%E7%9B%B8%E7%AD%89%2C%E4%B8%94x%2B2%5Cy%3Dy%2B2%5Cz%3Dz%2B2%5Cx%3DK%2C%E6%B1%82K%E7%9A%84%E5%80%BC.%E2%91%A3%E5%B7%B2%E7%9F%A5x.y.z%E6%BB%A1%E8%B6%B3x%2B1%5Cy%3D4%2Cy%2B1%5Cz%3D1%2Cz%2B1%5Cx%3D7%5C3%2C%E6%B1%82xyz%E7%9A%84%E5%80%BC.%E2%91%A4%E5%B7%B2%E7%9F%A5a%2B)
xWNG~֞]wmL0y|CjQJk_ 8&ЄpHsJ0agm
fqSӦRbw?vvjʛbK2/+/Z]be+eVTdǷV-8G}櫼w͵gUj4p6?S<<-{k7E-mjai(RA|BtLltk/YB{ eAQd;ԼļѼCH-B91RpjsMq{#hoo>@tm'2^}Q44c2akv m~aɺ2賺>l
kFkI4.rrfLψ{V-Ҡ3V#V#VO+=x8yi*Ui$|pz*Yer~u`_xX4g;f)NW9V$Iْi7l[;gVm%Z)8|ٞ{C0,9;]cs,vҐU܅AHf&N&'F]GͿ۴])$S{38K۞1DeKL&剥"L/m03Or<ˌrb&6^oT{RicOMK4hiL>/vbJrB0iQ% h88poۓpX^y"ў75O!"-Su$bD8**(˰,SR7.M2M: QԟU81mY0݈ yH44%02S"3%EɁ 3R6L1<Xx>>>ئ-415Y}+) I'"Y"5\)~E"W+ 1X}ex.WD?]Ư
c