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 2.125*e^(-0.1182*2/12)+2.125*e^(-0.1182*5/12)+2.125*e^(-0.1182*8/12)+2.125*e^(-0.1182*11/12)+102.125*e^(-0.1182*14/12) 的值.
题型:数学计算
解:
2.125*e^(-0.1182*2/12)+2.125*e^(-0.1182*5/12)+2.125*e^(-0.1182*8/12)+2.125*e^(-0.1182*11/12)+102.125*e^(-0.1182*14/12)
=2.125*e^(-0.0197)+2.125*e^(-0.1182*5/12)+2.125*e^(-0.1182*8/12)+2.125*e^(-0.1182*11/12)+102.125*e^(-0.1182*14/12)
=2.125*e^-0.0197+2.125*e^(-0.04925)+2.125*e^(-0.1182*8/12)+2.125*e^(-0.1182*11/12)+102.125*e^(-0.1182*14/12)
=2.125*e^-0.0197+2.125*e^-0.04925+2.125*e^(-0.0788)+2.125*e^(-0.1182*11/12)+102.125*e^(-0.1182*14/12)
=2.125*e^-0.0197+2.125*e^-0.04925+2.125*e^-0.0788+2.125*e^(-0.10835)+102.125*e^(-0.1182*14/12)
=2.125*e^-0.0197+2.125*e^-0.04925+2.125*e^-0.0788+2.125*e^-0.10835+102.125*e^(-0.1379)
=2.125*2.718282^-0.0197+2.125*e^-0.04925+2.125*e^-0.0788+2.125*e^-0.10835+102.125*e^-0.1379
=2.125*2.718282^-0.0197+2.125*2.718282^-0.04925+2.125*e^-0.0788+2.125*e^-0.10835+102.125*e^-0.1379
=2.125*2.718282^-0.0197+2.125*2.718282^-0.04925+2.125*2.718282^-0.0788+2.125*e^-0.10835+102.125*e^-0.1379
=2.125*2.718282^-0.0197+2.125*2.718282^-0.04925+2.125*2.718282^-0.0788+2.125*2.718282^-0.10835+102.125*e^-0.1379
=2.125*2.718282^-0.0197+2.125*2.718282^-0.04925+2.125*2.718282^-0.0788+2.125*2.718282^-0.10835+102.125*2.718282^-0.1379
=2.125*0.980492775803154+2.125*2.718282^(-0.04925)+2.125*2.718282^(-0.0788)+2.125*2.718282^(-0.10835)+102.125*2.718282^(-0.1379)
=2.125*0.980492775803154+2.125*0.951943111210632+2.125*2.718282^(-0.0788)+2.125*2.718282^(-0.10835)+102.125*2.718282^(-0.1379)
=2.125*0.980492775803154+2.125*0.951943111210632+2.125*0.924224746316037+2.125*2.718282^(-0.10835)+102.125*2.718282^(-0.1379)
=2.125*0.980492775803154+2.125*0.951943111210632+2.125*0.924224746316037+2.125*0.897313475609511+102.125*2.718282^(-0.1379)
=2.125*0.980492775803154+2.125*0.951943111210632+2.125*0.924224746316037+2.125*0.897313475609511+102.125*0.871185798389229
=2.083547+2.125*0.951943111210632+2.125*0.924224746316037+2.125*0.897313475609511+102.125*0.871185798389229
=2.083547+2.022879+2.125*0.924224746316037+2.125*0.897313475609511+102.125*0.871185798389229
=2.083547+2.022879+1.963978+2.125*0.897313475609511+102.125*0.871185798389229
=2.083547+2.022879+1.963978+1.906791+102.125*0.871185798389229
=2.083547+2.022879+1.963978+1.906791+88.96985
=4.106426+1.963978+1.906791+88.96985
=6.070404+1.906791+88.96985
=7.977195+88.96985
=96.947045 答案:2.125*e^(-0.1182*2/12)+2.125*e^(-0.1182*5/12)+2.125*e^(-0.1182*8/12)+2.125*e^(-0.1182*11/12)+102.125*e^(-0.1182*14/12)=96.947045你的问题在这里没有得到解决?请到 热门难题 里面看看吧!