85. 误差估计的公式是100×|e-a|/a,e是估计值,a是实际值。某公司的2006年的总产值和该公司从Z产品中获得的产值的估计误差小于10%。2006年该公司从Z产品中获得的产值是否至少是2006年总产值的20%111. x+y 除以5余1, y+z除以5余2,z+x除以5余3,问x+y+z除以5余多少119. 某个地区in June, its average temperature is 20;in July, its average temperature is 25.求June & July的least average temperature.
116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!! 116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!! 119. 某个地区in June, its average temperature is 20;in July, its average temperature is 25.求June & July的least average temperature.
116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!! 116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!! 111. x+y 除以5余1, y+z除以5余2,z+x除以5余3,问x+y+z除以5余多少119. 某个地区in June, its average temperature is 20;in July, its average temperature is 25.求June & July的least average temperature.
116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!! 116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!! 119. 某个地区in June, its average temperature is 20;in July, its average temperature is 25.求June & July的least average temperature.
116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!! 116. 定义ZZ是一个不含zero的definite number, C是a factor of 60, D是a factor of 240,求D/C是否是ZZ?請問啥是definite number?? 感激不盡!!
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