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 7911932.62*1.08^-7+7979403.79*1.08^-8+7990332.62*1.08^-9+8029532.62*1.08^-10 的值.
题型:数学计算
解:
7911932.62*1.08^-7+7979403.79*1.08^-8+7990332.62*1.08^-9+8029532.62*1.08^-10
=7911932.62*0.583490395262134+7979403.79*1.08^(-8)+7990332.62*1.08^(-9)+8029532.62*1.08^(-10)
=7911932.62*0.583490395262134+7979403.79*0.540268884501976+7990332.62*1.08^(-9)+8029532.62*1.08^(-10)
=7911932.62*0.583490395262134+7979403.79*0.540268884501976+7990332.62*0.500248967131459+8029532.62*1.08^(-10)
=7911932.62*0.583490395262134+7979403.79*0.540268884501976+7990332.62*0.500248967131459+8029532.62*0.463193488084684
=4616536.691731+7979403.79*0.540268884501976+7990332.62*0.500248967131459+8029532.62*0.463193488084684
=4616536.691731+4311023.584614+7990332.62*0.500248967131459+8029532.62*0.463193488084684
=4616536.691731+4311023.584614+3997155.640192+8029532.62*0.463193488084684
=4616536.691731+4311023.584614+3997155.640192+3719227.221948
=8927560.276345+3997155.640192+3719227.221948
=12924715.916537+3719227.221948
=16643943.138485 答案:7911932.62*1.08^-7+7979403.79*1.08^-8+7990332.62*1.08^-9+8029532.62*1.08^-10=16643943.138485你的问题在这里没有得到解决?请到 热门难题 里面看看吧!