简便运算:0.9+0.98+0.997+0.9996+0.99995+0.999994

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/28 08:20:18
简便运算:0.9+0.98+0.997+0.9996+0.99995+0.999994
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简便运算:0.9+0.98+0.997+0.9996+0.99995+0.999994
简便运算:0.9+0.98+0.997+0.9996+0.99995+0.999994

简便运算:0.9+0.98+0.997+0.9996+0.99995+0.999994
0.9+0.98+0.997+0.9996+0.99995+0.999994 =(1-0.1)+(1-0.01)+(1-0.001)+…… =6-(0.1+0.01+0.001+……) =6-0.111111 =5.888889