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 3*(1+1%)^7*(1+5%)^8+3*(1+1%)^8*(1+5%)^9+3*(1+1%)^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11 的值.
题型:数学计算
解:
3*(1+1%)^7*(1+5%)^8+3*(1+1%)^8*(1+5%)^9+3*(1+1%)^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11
=3*1.01^7*(1+5%)^8+3*(1+1%)^8*(1+5%)^9+3*(1+1%)^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11
=3*1.01^7*1.05^8+3*(1+1%)^8*(1+5%)^9+3*(1+1%)^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11
=3*1.01^7*1.05^8+3*1.01^8*(1+5%)^9+3*(1+1%)^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11
=3*1.01^7*1.05^8+3*1.01^8*1.05^9+3*(1+1%)^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11
=3*1.01^7*1.05^8+3*1.01^8*1.05^9+3*1.01^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11
=3*1.01^7*1.05^8+3*1.01^8*1.05^9+3*1.01^9*1.05^10+3*(1+1%)^10*(1+5%)^11
=3*1.01^7*1.05^8+3*1.01^8*1.05^9+3*1.01^9*1.05^10+3*1.01^10*(1+5%)^11
=3*1.01^7*1.05^8+3*1.01^8*1.05^9+3*1.01^9*1.05^10+3*1.01^10*1.05^11
=3*1.07213535210701*1.05^8+3*1.01^8*1.05^9+3*1.01^9*1.05^10+3*1.01^10*1.05^11
=3*1.07213535210701*1.477455443789063+3*1.01^8*1.05^9+3*1.01^9*1.05^10+3*1.01^10*1.05^11
=3*1.07213535210701*1.477455443789063+3*1.08285670562808*1.05^9+3*1.01^9*1.05^10+3*1.01^10*1.05^11
=3*1.07213535210701*1.477455443789063+3*1.08285670562808*1.551328215978516+3*1.01^9*1.05^10+3*1.01^10*1.05^11
=3*1.07213535210701*1.477455443789063+3*1.08285670562808*1.551328215978516+3*1.093685272684361*1.05^10+3*1.01^10*1.05^11
=3*1.07213535210701*1.477455443789063+3*1.08285670562808*1.551328215978516+3*1.093685272684361*1.628894626777442+3*1.01^10*1.05^11
=3*1.07213535210701*1.477455443789063+3*1.08285670562808*1.551328215978516+3*1.093685272684361*1.628894626777442+3*1.104622125411205*1.05^11
=3*1.07213535210701*1.477455443789063+3*1.08285670562808*1.551328215978516+3*1.093685272684361*1.628894626777442+3*1.104622125411205*1.710339358116314
=3.216406*1.477455443789063+3*1.08285670562808*1.551328215978516+3*1.093685272684361*1.628894626777442+3*1.104622125411205*1.710339358116314
=4.752097+3*1.08285670562808*1.551328215978516+3*1.093685272684361*1.628894626777442+3*1.104622125411205*1.710339358116314
=4.752097+3.24857*1.551328215978516+3*1.093685272684361*1.628894626777442+3*1.104622125411205*1.710339358116314
=4.752097+5.039598+3*1.093685272684361*1.628894626777442+3*1.104622125411205*1.710339358116314
=4.752097+5.039598+3.281056*1.628894626777442+3*1.104622125411205*1.710339358116314
=4.752097+5.039598+5.344494+3*1.104622125411205*1.710339358116314
=4.752097+5.039598+5.344494+3.313866*1.710339358116314
=4.752097+5.039598+5.344494+5.667835
=9.791695+5.344494+5.667835
=15.136189+5.667835
=20.804024 答案:3*(1+1%)^7*(1+5%)^8+3*(1+1%)^8*(1+5%)^9+3*(1+1%)^9*(1+5%)^10+3*(1+1%)^10*(1+5%)^11=20.804024你的问题在这里没有得到解决?请到 热门难题 里面看看吧!