(-1/3)×(-2/5)×(-13/26)附带过程(-1/3)×(-2/5)×(-13/26)谢谢

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/14 03:44:22
(-1/3)×(-2/5)×(-13/26)附带过程(-1/3)×(-2/5)×(-13/26)谢谢

(-1/3)×(-2/5)×(-13/26)附带过程(-1/3)×(-2/5)×(-13/26)谢谢
(-1/3)×(-2/5)×(-13/26)
附带过程(-1/3)×(-2/5)×(-13/26)谢谢

(-1/3)×(-2/5)×(-13/26)附带过程(-1/3)×(-2/5)×(-13/26)谢谢
=-(2/15)×(1/2)=-1/15