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 -arctan0.1×0.1-arctan0.01×0.1-arctan(1/0.375)×0.1-arctan(1/84.85)×0.1+arctan(1/3)*0.1+arctan(1/10.61)×0.1 的值.
题型:数学计算
解:
-arctan0.1×0.1-arctan0.01×0.1-arctan(1/0.375)×0.1-arctan(1/84.85)×0.1+arctan(1/3)*0.1+arctan(1/10.61)×0.1
=-arctan0.1×0.1-arctan0.01×0.1-arctan2.666667×0.1-arctan(1/84.85)×0.1+arctan(1/3)*0.1+arctan(1/10.61)×0.1
=-arctan0.1×0.1-arctan0.01×0.1-arctan2.666667×0.1-arctan0.011786×0.1+arctan(1/3)*0.1+arctan(1/10.61)×0.1
=-arctan0.1×0.1-arctan0.01×0.1-arctan2.666667×0.1-arctan0.011786×0.1+arctan0.333333*0.1+arctan(1/10.61)×0.1
=-arctan0.1×0.1-arctan0.01×0.1-arctan2.666667×0.1-arctan0.011786×0.1+arctan0.333333*0.1+arctan0.094251×0.1
=-0.099669×0.1-arctan0.01×0.1-arctan2.666667×0.1-arctan0.011786×0.1+arctan0.333333*0.1+arctan0.094251×0.1
=-0.099669×0.1-0.01×0.1-arctan2.666667×0.1-arctan0.011786×0.1+arctan0.333333*0.1+arctan0.094251×0.1
=-0.099669×0.1-0.01×0.1-1.212026×0.1-arctan0.011786×0.1+arctan0.333333*0.1+arctan0.094251×0.1
=-0.099669×0.1-0.01×0.1-1.212026×0.1-0.011785×0.1+arctan0.333333*0.1+arctan0.094251×0.1
=-0.099669×0.1-0.01×0.1-1.212026×0.1-0.011785×0.1+0.32175*0.1+arctan0.094251×0.1
=-0.099669×0.1-0.01×0.1-1.212026×0.1-0.011785×0.1+0.32175*0.1+0.093973×0.1
=-0.009967-0.01×0.1-1.212026×0.1-0.011785×0.1+0.32175*0.1+0.093973×0.1
=-0.009967-0.001-1.212026×0.1-0.011785×0.1+0.32175*0.1+0.093973×0.1
=-0.009967-0.001-0.121203-0.011785×0.1+0.32175*0.1+0.093973×0.1
=-0.009967-0.001-0.121203-0.001179+0.32175*0.1+0.093973×0.1
=-0.009967-0.001-0.121203-0.001179+0.032175+0.093973×0.1
=-0.009967-0.001-0.121203-0.001179+0.032175+0.009397
=-0.010967-0.121203-0.001179+0.032175+0.009397
=-0.13217-0.001179+0.032175+0.009397
=-0.133349+0.032175+0.009397
=-0.101174+0.009397
=-0.091777 答案:-arctan0.1×0.1-arctan0.01×0.1-arctan(1/0.375)×0.1-arctan(1/84.85)×0.1+arctan(1/3)*0.1+arctan(1/10.61)×0.1=-0.091777 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!