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 (2×14.3×((sin(180×0.21))^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14)))) 的值.
题型：数学计算
解:
(2×14.3×((sin(180×0.21))^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×((sin37.8)^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×(0.100717^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×(0.100717^3/9.42)+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-(sin75.6/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-(sin75.6/1.3188)*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin(180*0.83)/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin149.4/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin149.4/(0.62*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin149.4/1.9468)))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(-0.405159)))
=(2×14.3×0.000108+0.21×14.3×1.06157)
=3.190984
答案:(2×14.3×((sin(180×0.21))^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))=3.190984
注：弧度制
☆算术计算1题
〖1/1算式〗
作业：求算式 (2×14.3×((sin(180×0.21))^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14)))) 的值.
题型：数学计算
解:
(2×14.3×((sin(180×0.21))^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×((sin37.8)^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×(0.100717^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×(0.100717^3/9.42)+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-(sin75.6/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-(sin75.6/1.3188)*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin(180*0.83)/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin149.4/((1.25-3*0.21)*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin149.4/(0.62*3.14))))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(sin37.8+sin149.4/1.9468)))
=(2×14.3×0.000108+0.21×14.3×(1-0.151964*(-0.405159)))
=(2×14.3×0.000108+0.21×14.3×1.06157)
=3.190984
答案:(2×14.3×((sin(180×0.21))^3/(3×3.14))+0.21×14.3×(1-(sin(360×0.21)/(2*3.14*0.21))*(sin(180*0.21)+sin(180*(1.25-2*0.21))/((1.25-3*0.21)*3.14))))=3.190984
注：弧度制
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。