Can you help to solve these problems ?
回答 (1)
2021-01-25 6:24 pm
✔ 最佳答案
12aNumber of ways
=20C6=38760
12b
Number of ways
=20P8=27907200
13a
Probability=(13/52)(26/51)=13/102
13b
Probability=(4/52)(4/51)(4/50)(3!)=16/5525
收錄日期: 2021-04-24 08:26:45
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20210125063524AASkD78