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×0.331))^3+360×12867×(500-50)×(sin(π×0.331)+sin(π×0.588))/π 的值.
题型:数学计算
解:
2/3×14.3×(500×sin(π×0.331))^3+360×12867×(500-50)×(sin(π×0.331)+sin(π×0.588))/π
=2/3×14.3×(500×sin1.039867)^3+360×12867×(500-50)×(sin(π×0.331)+sin(π×0.588))/π
=2/3×14.3×431.1685^3+360×12867×(500-50)×(sin(π×0.331)+sin(π×0.588))/π
=2/3×14.3×431.1685^3+360×12867×450×(sin(π×0.331)+sin(π×0.588))/π
=2/3×14.3×431.1685^3+360×12867×450×(sin1.039867+sin(π×0.588))/π
=2/3×14.3×431.1685^3+360×12867×450×(sin1.039867+sin1.847256)/π
=2/3×14.3×431.1685^3+360×12867×450×1.824365/π
=2/3×14.3×80156929.901463344693184+360×12867×450×1.824365/π
=0.666667×14.3×80156929.901463344693184+360×12867×450×1.824365/π
=9.533338×80156929.901463344693184+360×12867×450×1.824365/π
=764163105.792957+360×12867×450×1.824365/π
=764163105.792957+4632120×450×1.824365/π
=764163105.792957+2084454000×1.824365/π
=764163105.792957+3802804921.71/π
=764163105.792957+1210470401.808669
=1974633507.601626 答案:2/3×14.3×(500×sin(π×0.331))^3+360×12867×(500-50)×(sin(π×0.331)+sin(π×0.588))/π=1974633507.601626 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!