数学计算：
直接输入数学计算式，点击“下一步”按钮，即可获得计算答案。
它支持数学函数（包括三角函数）。
直接输入数学计算式，点击“下一步”按钮，即可获得计算答案。
它支持数学函数（包括三角函数）。
当前位置：数学运算 > 数学计算史 > 答案
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 5/1.05^43+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49 的值.
题型：数学计算
解:
5/1.05^43+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+0.504746+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+0.504746+0.480711+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+0.504746+0.480711+0.45782
=1.197829+0.556483+0.529983+0.504746+0.480711+0.45782
=1.754312+0.529983+0.504746+0.480711+0.45782
=2.284295+0.504746+0.480711+0.45782
=2.789041+0.480711+0.45782
=3.269752+0.45782
=3.727572
答案:5/1.05^43+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49=3.727572
☆算术计算1题
〖1/1算式〗
作业：求算式 5/1.05^43+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49 的值.
题型：数学计算
解:
5/1.05^43+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/1.05^47+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/1.05^48+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/1.05^49
=5/8.149666932873309+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+5/8.557150279516975+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+5/8.985007793492823+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+5/9.434258183167465+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+5/9.905971092325839+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+0.504746+5/10.401269646942131+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+0.504746+0.480711+5/10.921333129289238
=0.613522+0.584307+0.556483+0.529983+0.504746+0.480711+0.45782
=1.197829+0.556483+0.529983+0.504746+0.480711+0.45782
=1.754312+0.529983+0.504746+0.480711+0.45782
=2.284295+0.504746+0.480711+0.45782
=2.789041+0.480711+0.45782
=3.269752+0.45782
=3.727572
答案:5/1.05^43+5/1.05^44+5/1.05^45+5/1.05^46+5/1.05^47+5/1.05^48+5/1.05^49=3.727572
你的问题在这里没有得到解决？请到 热门难题 里面看看吧！
最 新 发 布
新增加身体健康评估计算器，位置：“数学运算 > 身体健康评估”。
新增加学习笔记(安卓版)百度网盘快速下载应用程序，欢迎使用。
新增加学习笔记(安卓版)本站下载应用程序，欢迎使用。
新增线性代数行列式的计算，欢迎使用。
数学计算和一元方程已经支持正割函数和余割函数，欢迎使用。
新增加贷款计算器模块（具体位置：数学运算 > 贷款计算器），欢迎使用。