已知(2s-u)分之(u-2s) = (s)分之(u-s) (u,v都是正整数,且u不等于v)则s=是:(2s-u)分之(v-2s) =(s)分之(v-s)(u,v都是正整数,且u不等于v)则s=

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/23 18:38:22
已知(2s-u)分之(u-2s) = (s)分之(u-s) (u,v都是正整数,且u不等于v)则s=是:(2s-u)分之(v-2s) =(s)分之(v-s)(u,v都是正整数,且u不等于v)则s=
x){}K0*-}iGۓ@~Q1`ʀ%@,{XlgS_dW_Xb[+t;4ʀ6h*آ_6`7&HN^[EH~=ONxcM ,{:CyٴΎ{fik4kōKuKՔ -bvimq)&b[ضTF 1A-

已知(2s-u)分之(u-2s) = (s)分之(u-s) (u,v都是正整数,且u不等于v)则s=是:(2s-u)分之(v-2s) =(s)分之(v-s)(u,v都是正整数,且u不等于v)则s=
已知(2s-u)分之(u-2s) = (s)分之(u-s) (u,v都是正整数,且u不等于v)则s=
是:(2s-u)分之(v-2s) =(s)分之(v-s)
(u,v都是正整数,且u不等于v)则s=

已知(2s-u)分之(u-2s) = (s)分之(u-s) (u,v都是正整数,且u不等于v)则s=是:(2s-u)分之(v-2s) =(s)分之(v-s)(u,v都是正整数,且u不等于v)则s=
式子中没有v哈!
已知(2s-u)分之(u-2s) = (s)分之(u-s),那么:
(2s-u)(u-s)=s(u-2s)
2su-u²-2s²+us=su-2s²
2su-u²=0
2su=u²
s=u/2