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☆算术计算1题
〖1/1算式〗
作业:求算式 180+arctan(17.86*0.56)-90-arctan0.56-arctan0.28-arctan(158.4*0.56) 的值.
题型:数学计算
解:
180+arctan(17.86*0.56)-90-arctan0.56-arctan0.28-arctan(158.4*0.56)
=180+arctan10.0016-90-arctan0.56-arctan0.28-arctan(158.4*0.56)
=180+arctan10.0016-90-arctan0.56-arctan0.28-arctan88.704
=180+1.471144-90-arctan0.56-arctan0.28-arctan88.704
=180+1.471144-90-0.510488-arctan0.28-arctan88.704
=180+1.471144-90-0.510488-0.273009-arctan88.704
=180+1.471144-90-0.510488-0.273009-1.559523
=181.471144-90-0.510488-0.273009-1.559523
=91.471144-0.510488-0.273009-1.559523
=90.960656-0.273009-1.559523
=90.687647-1.559523
=89.128124 答案:180+arctan(17.86*0.56)-90-arctan0.56-arctan0.28-arctan(158.4*0.56)=89.128124 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!