高一下數學 排列組合 32 「重複組合 H 三種不同情境,背後是同一種數學邏輯」

2022 17:48
Synopsis
本集:「在超商有四種不同的飲料可以選,一共要買10罐,有幾種選法」、「把10隻一樣的筆,隨意分給四名學生(要分 ...
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