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 0.46*14.3*1000*0.785*(1-(sin(2*3.14159*0.46)/(2*3.14159*0.46)))+(3*0.46-1.25)*300*25445/1000 的值.
题型:数学计算
解:
0.46*14.3*1000*0.785*(1-(sin(2*3.14159*0.46)/(2*3.14159*0.46)))+(3*0.46-1.25)*300*25445/1000
=0.46*14.3*1000*0.785*(1-(sin2.890263/(2*3.14159*0.46)))+(3*0.46-1.25)*300*25445/1000
=0.46*14.3*1000*0.785*(1-(sin2.890263/2.890263))+(3*0.46-1.25)*300*25445/1000
=0.46*14.3*1000*0.785*(1-0.086045)+(3*0.46-1.25)*300*25445/1000
=0.46*14.3*1000*0.785*0.913955+(3*0.46-1.25)*300*25445/1000
=0.46*14.3*1000*0.785*0.913955+0.13*300*25445/1000
=6.578*1000*0.785*0.913955+0.13*300*25445/1000
=6578*0.785*0.913955+0.13*300*25445/1000
=5163.73*0.913955+0.13*300*25445/1000
=4719.416852+0.13*300*25445/1000
=4719.416852+39*25445/1000
=4719.416852+992355/1000
=4719.416852+992.355
=5711.771852 答案:0.46*14.3*1000*0.785*(1-(sin(2*3.14159*0.46)/(2*3.14159*0.46)))+(3*0.46-1.25)*300*25445/1000=5711.771852 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!