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 90+arctan(1.036*3.67)-arctan(0.25*3.67)-arctan(0.074*3.67) 的值.
题型:数学计算
解:
90+arctan(1.036*3.67)-arctan(0.25*3.67)-arctan(0.074*3.67)
=90+arctan3.80212-arctan(0.25*3.67)-arctan(0.074*3.67)
=90+arctan3.80212-arctan0.9175-arctan(0.074*3.67)
=90+arctan3.80212-arctan0.9175-arctan0.27158
=90+1.31361-arctan0.9175-arctan0.27158
=90+1.31361-0.7424-arctan0.27158
=90+1.31361-0.7424-0.265184
=91.31361-0.7424-0.265184
=90.57121-0.265184
=90.306026 答案:90+arctan(1.036*3.67)-arctan(0.25*3.67)-arctan(0.074*3.67)=90.306026 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!