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=

问题描述:

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=