3/2 ×(-11)- 4/3×11- 7/6 ×23+ 7/6×12

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/25 23:52:58
3/2×(-11)-4/3×11-7/6×23+7/6×123/2×(-11)-4/3×11-7/6×23+7/6×123/2×(-11)-4/3×11-7/6×23+7/6×123/2×(-11)-

3/2 ×(-11)- 4/3×11- 7/6 ×23+ 7/6×12
3/2 ×(-11)- 4/3×11- 7/6 ×23+ 7/6×12

3/2 ×(-11)- 4/3×11- 7/6 ×23+ 7/6×12
3/2 ×(-11)- 4/3×11- 7/6 ×23+ 7/6×12
=(-3/2 - 4/3)*11- 7/6 (23-12)
=(-3/2 - 4/3 - 7/6)*11
=(-4)*11
=-44

3/2 ×(-11)- 4/3×11- 7/6 ×23+ 7/6×12
=-33/2-44/3-161/6+14
=-99/6-88/6-161/6+14
=(-99-88-161)/6+14
=-58+14
=-44