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☆算术计算1题
〖1/1算式〗
作业:求算式 (2*3.14/0.1)*sqrt((-1.2*0.1)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28 的值.
题型:数学计算
解:
(2*3.14/0.1)*sqrt((-1.2*0.1)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28
=62.8*sqrt((-1.2*0.1)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28
=62.8*sqrt((-0.12)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28
=62.8*sqrt0.2644-(2*3.14/0.1)*5*0.1-6.28
=62.8*sqrt0.2644-62.8*5*0.1-6.28
=62.8*0.514198-62.8*5*0.1-6.28
=32.291634-62.8*5*0.1-6.28
=32.291634-314*0.1-6.28
=32.291634-31.4-6.28
=0.891634-6.28
=-5.388366 答案:(2*3.14/0.1)*sqrt((-1.2*0.1)^2+25*0.01)-(2*3.14/0.1)*5*0.1-6.28=-5.388366你的问题在这里没有得到解决?请到 热门难题 里面看看吧!