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☆算术计算1题
〖1/1算式〗
作业:求算式 90+arctan(0.234*9.16)-arctan(0.5*9.16)-arctan(0.05*9.16) 的值.
题型:数学计算
解:
90+arctan(0.234*9.16)-arctan(0.5*9.16)-arctan(0.05*9.16)
=90+arctan2.14344-arctan(0.5*9.16)-arctan(0.05*9.16)
=90+arctan2.14344-arctan4.58-arctan(0.05*9.16)
=90+arctan2.14344-arctan4.58-arctan0.458
=90+1.134273-arctan4.58-arctan0.458
=90+1.134273-1.355829-arctan0.458
=90+1.134273-1.355829-0.429487
=91.134273-1.355829-0.429487
=89.778444-0.429487
=89.348957 答案:90+arctan(0.234*9.16)-arctan(0.5*9.16)-arctan(0.05*9.16)=89.348957 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!