来自刘翠海的问题
高中数学题,关于概率与统计的,急需答案!Arealestatecompanywith8employeesintheirnorthofficeand6intheirsouthofficeisplanningtolayoff7employees.Iftheydecidetolayoff4employeesfromthenorthofficeand3fro
高中数学题,关于概率与统计的,急需答案!
Arealestatecompanywith8employeesintheirnorthofficeand6intheirsouthofficeisplanningtolayoff7employees.Iftheydecidetolayoff4employeesfromthenorthofficeand3fromthesouthoffice,inhowmanywayscanthisbedone?
a)12waysb)48waysc)1400waysd)noneofthese
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2020-09-0100:02