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☆算术计算1题
〖1/1算式〗
作业:求算式 5/(1+4%)+5/(1+4%)^2+5/(1+4%)^3+5/(1+4%)^4+105/(1+4%)^5 的值.
题型:数学计算
解:
5/(1+4%)+5/(1+4%)^2+5/(1+4%)^3+5/(1+4%)^4+105/(1+4%)^5
=5/1.04+5/(1+4%)^2+5/(1+4%)^3+5/(1+4%)^4+105/(1+4%)^5
=5/1.04+5/1.04^2+5/(1+4%)^3+5/(1+4%)^4+105/(1+4%)^5
=5/1.04+5/1.04^2+5/1.04^3+5/(1+4%)^4+105/(1+4%)^5
=5/1.04+5/1.04^2+5/1.04^3+5/1.04^4+105/(1+4%)^5
=5/1.04+5/1.04^2+5/1.04^3+5/1.04^4+105/1.04^5
=5/1.04+5/1.0816+5/1.04^3+5/1.04^4+105/1.04^5
=5/1.04+5/1.0816+5/1.124864+5/1.04^4+105/1.04^5
=5/1.04+5/1.0816+5/1.124864+5/1.16985856+105/1.04^5
=5/1.04+5/1.0816+5/1.124864+5/1.16985856+105/1.2166529024
=4.807692+5/1.0816+5/1.124864+5/1.16985856+105/1.2166529024
=4.807692+4.622781+5/1.124864+5/1.16985856+105/1.2166529024
=4.807692+4.622781+4.444982+5/1.16985856+105/1.2166529024
=4.807692+4.622781+4.444982+4.274021+105/1.2166529024
=4.807692+4.622781+4.444982+4.274021+86.302346
=9.430473+4.444982+4.274021+86.302346
=13.875455+4.274021+86.302346
=18.149476+86.302346
=104.451822 答案:5/(1+4%)+5/(1+4%)^2+5/(1+4%)^3+5/(1+4%)^4+105/(1+4%)^5=104.451822你的问题在这里没有得到解决?请到 热门难题 里面看看吧!