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☆算术计算1题
〖1/1算式〗
作业:求算式 180-90-arctan(1.880/(1-1.880))-arctan(0.940)+arctan(0.1*1.880) 的值.
题型:数学计算
解:
180-90-arctan(1.880/(1-1.880))-arctan(0.940)+arctan(0.1*1.880)
=180-90-arctan(1.880/(-0.88))-arctan(0.940)+arctan(0.1*1.880)
=180-90-arctan(-2.136364)-arctan(0.940)+arctan(0.1*1.880)
=180-90-arctan-2.136364-arctan0.94+arctan(0.1*1.880)
=180-90-arctan-2.136364-arctan0.94+arctan0.188
=180-90--1.133005-arctan0.940+arctan0.188
=180-90--1.133005-0.75448+arctan0.188
=180-90--1.133005-0.75448+0.185831
=90-(-1.133005)-0.75448+0.185831
=91.133005-0.75448+0.185831
=90.378525+0.185831
=90.564356 答案:180-90-arctan(1.880/(1-1.880))-arctan(0.940)+arctan(0.1*1.880)=90.564356 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!