作业帮.急..5.6×69.32＋138.64×0.05＋693.2×0.43
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/29 17:09:05
.急..5.6×69.32＋138.64×0.05＋693.2×0.43
.急..
5.6×69.32＋138.64×0.05＋693.2×0.43
.急..5.6×69.32＋138.64×0.05＋693.2×0.43
5.6×69.32＋138.64×0.05＋693.2×0.43
=5.6×69.32＋69.32×2×0.05＋69.32×4.3
=69.32×(5.6+2×0.05+4.3)
=69.32×10
=693.2