{(2/3)+[(1/4)/(3/4)]}*(1/4)
={(2/3)+(1/3)}*(1/4)
=1*(1/4)
=1/4(=0.25)
={(2/3)+(1/3)}*(1/4)
=1*(1/4)
=1/4(=0.25)
温馨提示：内容为网友见解，仅供参考
第1个回答 2007-02-11
1/4
相似回答
