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 2/3×14.3×(500×sin(π×0.320))^3+360×8042×(500-50)×(sin(π×0.320)+sin(π×0.610))/π 的值.
题型:数学计算
解:
2/3×14.3×(500×sin(π×0.320))^3+360×8042×(500-50)×(sin(π×0.320)+sin(π×0.610))/π
=2/3×14.3×(500×sin1.00531)^3+360×8042×(500-50)×(sin(π×0.320)+sin(π×0.610))/π
=2/3×14.3×422.164^3+360×8042×(500-50)×(sin(π×0.320)+sin(π×0.610))/π
=2/3×14.3×422.164^3+360×8042×450×(sin(π×0.320)+sin(π×0.610))/π
=2/3×14.3×422.164^3+360×8042×450×(sin1.00531+sin(π×0.610))/π
=2/3×14.3×422.164^3+360×8042×450×(sin1.00531+sin1.916372)/π
=2/3×14.3×422.164^3+360×8042×450×1.785209/π
=2/3×14.3×75239099.382746934890747+360×8042×450×1.785209/π
=0.666667×14.3×75239099.382746934890747+360×8042×450×1.785209/π
=9.533338×75239099.382746934890747+360×8042×450×1.785209/π
=717279765.231318+360×8042×450×1.785209/π
=717279765.231318+2895120×450×1.785209/π
=717279765.231318+1302804000×1.785209/π
=717279765.231318+2325777426.036/π
=717279765.231318+740317947.770349
=1457597713.001667 答案:2/3×14.3×(500×sin(π×0.320))^3+360×8042×(500-50)×(sin(π×0.320)+sin(π×0.610))/π=1457597713.001667 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!