(0.1×0.2×0.4+0.2×0.4×0.8+0.3×0.6×1.2)分之(0.1×0.3×0.9+0.2×0.6×0.8+0.3×0.9×2.7)=

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 14:52:40

(0.1×0.2×0.4+0.2×0.4×0.8+0.3×0.6×1.2)分之(0.1×0.3×0.9+0.2×0.6×0.8+0.3×0.9×2.7)=
(0.1×0.2×0.4+0.2×0.4×0.8+0.3×0.6×1.2)分之(0.1×0.3×0.9+0.2×0.6×0.8+0.3×0.9×2.7)=

(0.1×0.2×0.4+0.2×0.4×0.8+0.3×0.6×1.2)分之(0.1×0.3×0.9+0.2×0.6×0.8+0.3×0.9×2.7)=
0.1×0.2×0.4+0.2×0.4×0.8+0.3×0.6×1.2)分之(0.1×0.3×0.9+0.2×0.6×0.8+0.3×0.9×2.7)
=0.1×0.2×0.4×(1+2+3)分之(0.1×0.3×0.9×(1+2+3))
=0.1×0.2×0.4/(0.1×0.3×0.9)
=8/27祝你学习天天进步!

(0.1×0.2×0.4+0.2×0.4×0.8+0.3×0.6×1.2)分之(0.1×0.3×0.9+0.2×0.6×0.8+0.3×0.9×2.7)
=0.1×0.2×0.4×(1+2+3)分之(0.1×0.3×0.9×(1+2+3))
=0.1×0.2×0.4/(0.1×0.3×0.9)
=8/27