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 3500/(1+5%)+3500/((1+5%)^2)+3500/((1+5%)^3)-10000 的值.
题型:数学计算
解:
3500/(1+5%)+3500/((1+5%)^2)+3500/((1+5%)^3)-10000
=3500/1.05+3500/((1+5%)^2)+3500/((1+5%)^3)-10000
=3500/1.05+3500/(1.05^2)+3500/((1+5%)^3)-10000
=3500/1.05+3500/1.1025+3500/((1+5%)^3)-10000
=3500/1.05+3500/1.1025+3500/(1.05^3)-10000
=3500/1.05+3500/1.1025+3500/1.157625-10000
=3333.333333+3500/1.1025+3500/1.157625-10000
=3333.333333+3174.603175+3500/1.157625-10000
=3333.333333+3174.603175+3023.431595-10000
=6507.936508+3023.431595-10000
=9531.368103-10000
=-468.631897 答案:3500/(1+5%)+3500/((1+5%)^2)+3500/((1+5%)^3)-10000=-468.631897你的问题在这里没有得到解决?请到 热门难题 里面看看吧!