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〖1/1算式〗
作业:求算式 -90-arctan(0.1*3.76)-arctan(0.2*3.76)-arctan(0.5*3.76) 的值.
题型:数学计算
解:
-90-arctan(0.1*3.76)-arctan(0.2*3.76)-arctan(0.5*3.76)
=-90-arctan0.376-arctan(0.2*3.76)-arctan(0.5*3.76)
=-90-arctan0.376-arctan0.752-arctan(0.5*3.76)
=-90-arctan0.376-arctan0.752-arctan1.88
=-90-0.359647-arctan0.752-arctan1.88
=-90-0.359647-0.64478-arctan1.88
=-90-0.359647-0.64478-1.081944
=-90.359647-0.64478-1.081944
=-91.004427-1.081944
=-92.086371 答案:-90-arctan(0.1*3.76)-arctan(0.2*3.76)-arctan(0.5*3.76)=-92.086371 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!