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 40×(1÷5%)×(1-(1÷((1+5%)^(60))))+(1,000÷((1+5%)^(60)))-834.0 的值.
题型:数学计算
解:
40×(1÷5%)×(1-(1÷((1+5%)^(60))))+(1,000÷((1+5%)^(60)))-834.0
=40×20×(1-(1÷((1+5%)^(60))))+(1,000÷((1+5%)^(60)))-834.0
=40×20×(1-(1÷(1.05^(60))))+(1,000÷((1+5%)^(60)))-834.0
=40×20×(1-(1÷(1.05^60)))+(1,000÷((1+5%)^(60)))-834.0
=40×20×(1-(1÷18.679185894122995))+(1,000÷((1+5%)^(60)))-834.0
=40×20×(1-0.053536)+(1,000÷((1+5%)^(60)))-834.0
=40×20×0.946464+(1,000÷((1+5%)^(60)))-834.0
=40×20×0.946464+(1,000÷(1.05^(60)))-834.0
=40×20×0.946464+(1,000÷(1.05^60))-834.0
=40×20×0.946464+(1,000÷18.679185894122995)-834.0
=40×20×0.946464+1-834.0
=800×0.946464+1000÷18.679185894122995-834
=757.1712+1000÷18.679185894122995-834
=757.1712+53.535524-834
=810.706724-834
=-23.293276 答案:40×(1÷5%)×(1-(1÷((1+5%)^(60))))+(1,000÷((1+5%)^(60)))-834.0=-23.293276你的问题在这里没有得到解决?请到 热门难题 里面看看吧!