来自申丽华的问题
英文数学概率题Ifthreefairdicearethrown,andthesumisanoddnumber,whatistheprobabilitythatallthreediceshowanoddnumber?
英文数学概率题
Ifthreefairdicearethrown,andthesumisanoddnumber,whatistheprobabilitythatallthree
diceshowanoddnumber?
4回答
2020-06-07 18:34