从
,
,
,4,5中取3个不同的数相乘.可得到的最大乘积为a,最小乘积为b,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/771c73c0b50a0f564cb3f35390bb7a42.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81fb134b2b48acc99213fff6ccfee65f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/771c73c0b50a0f564cb3f35390bb7a42.png)
更新时间:2021-09-24 17:41:56
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【推荐2】几个不是0的数相乘,负因数的个数是___________ 时,积是正数;负因数的个数是___________ 时,积是负数.
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【推荐1】把
米长的绳子,平均分成
段,每段长_____________
每段占全长的_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
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