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☆算术计算1题
〖1/1算式〗
作业:求算式 30*(1+1.5%)^11+30*(1+1.5%)^12+30*(1+1.5%)^13+30*(1+1.5%)^14+30*(1+1.5%)^15 的值.
题型:数学计算
解:
30*(1+1.5%)^11+30*(1+1.5%)^12+30*(1+1.5%)^13+30*(1+1.5%)^14+30*(1+1.5%)^15
=30*1.015^11+30*(1+1.5%)^12+30*(1+1.5%)^13+30*(1+1.5%)^14+30*(1+1.5%)^15
=30*1.015^11+30*1.015^12+30*(1+1.5%)^13+30*(1+1.5%)^14+30*(1+1.5%)^15
=30*1.015^11+30*1.015^12+30*1.015^13+30*(1+1.5%)^14+30*(1+1.5%)^15
=30*1.015^11+30*1.015^12+30*1.015^13+30*1.015^14+30*(1+1.5%)^15
=30*1.015^11+30*1.015^12+30*1.015^13+30*1.015^14+30*1.015^15
=30*1.177948937400526+30*1.015^12+30*1.015^13+30*1.015^14+30*1.015^15
=30*1.177948937400526+30*1.195618171461534+30*1.015^13+30*1.015^14+30*1.015^15
=30*1.177948937400526+30*1.195618171461534+30*1.213552444033457+30*1.015^14+30*1.015^15
=30*1.177948937400526+30*1.195618171461534+30*1.213552444033457+30*1.231755730693958+30*1.015^15
=30*1.177948937400526+30*1.195618171461534+30*1.213552444033457+30*1.231755730693958+30*1.250232066654368
=35.338468+30*1.195618171461534+30*1.213552444033457+30*1.231755730693958+30*1.250232066654368
=35.338468+35.868545+30*1.213552444033457+30*1.231755730693958+30*1.250232066654368
=35.338468+35.868545+36.406573+30*1.231755730693958+30*1.250232066654368
=35.338468+35.868545+36.406573+36.952672+30*1.250232066654368
=35.338468+35.868545+36.406573+36.952672+37.506962
=71.207013+36.406573+36.952672+37.506962
=107.613586+36.952672+37.506962
=144.566258+37.506962
=182.07322 答案:30*(1+1.5%)^11+30*(1+1.5%)^12+30*(1+1.5%)^13+30*(1+1.5%)^14+30*(1+1.5%)^15=182.07322你的问题在这里没有得到解决?请到 热门难题 里面看看吧!