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〖1/1算式〗
作业:求算式 170600/1.15+170600/1.15^2+170600/1.15^3+170600/1.15^4+209600/1.15^5-505000 的值.
题型:数学计算
解:
170600/1.15+170600/1.15^2+170600/1.15^3+170600/1.15^4+209600/1.15^5-505000
=170600/1.15+170600/1.3225+170600/1.15^3+170600/1.15^4+209600/1.15^5-505000
=170600/1.15+170600/1.3225+170600/1.520875+170600/1.15^4+209600/1.15^5-505000
=170600/1.15+170600/1.3225+170600/1.520875+170600/1.749006249999999+209600/1.15^5-505000
=170600/1.15+170600/1.3225+170600/1.520875+170600/1.749006249999999+209600/2.011357187499999-505000
=148347.826087+170600/1.3225+170600/1.520875+170600/1.749006249999999+209600/2.011357187499999-505000
=148347.826087+128998.109641+170600/1.520875+170600/1.749006249999999+209600/2.011357187499999-505000
=148347.826087+128998.109641+112172.269253+170600/1.749006249999999+209600/2.011357187499999-505000
=148347.826087+128998.109641+112172.269253+97541.103698+209600/2.011357187499999-505000
=148347.826087+128998.109641+112172.269253+97541.103698+104208.243719-505000
=277345.935728+112172.269253+97541.103698+104208.243719-505000
=389518.204981+97541.103698+104208.243719-505000
=487059.308679+104208.243719-505000
=591267.552398-505000
=86267.552398 答案:170600/1.15+170600/1.15^2+170600/1.15^3+170600/1.15^4+209600/1.15^5-505000=86267.552398你的问题在这里没有得到解决?请到 热门难题 里面看看吧!