总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 -850000+480000/1.15+430000/((1.15)^2)+320000/((1.15)^3) 的值.
题型:数学计算
解:
-850000+480000/1.15+430000/((1.15)^2)+320000/((1.15)^3)
=-850000+480000/1.15+430000/(1.15^2)+320000/((1.15)^3)
=-850000+480000/1.15+430000/1.3225+320000/((1.15)^3)
=-850000+480000/1.15+430000/1.3225+320000/(1.15^3)
=-850000+480000/1.15+430000/1.3225+320000/1.520875
=-850000+417391.304348+430000/1.3225+320000/1.520875
=-850000+417391.304348+325141.776938+320000/1.520875
=-850000+417391.304348+325141.776938+210405.194378
=-432608.695652+325141.776938+210405.194378
=-107466.918714+210405.194378
=102938.275664 答案:-850000+480000/1.15+430000/((1.15)^2)+320000/((1.15)^3)=102938.275664你的问题在这里没有得到解决?请到 热门难题 里面看看吧!