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23 Apr 免費下載中英版數學mock卷
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琴日講完喺jointus網買嘢有8折,買滿$400仲免運費 可能未必人人都有需要~不過唔緊要!今日呢樣睇下你有無興趣~我哋網站有個免費下載區,上載左份中英版嘅免費數學mock卷有埋答案。抗疫期間大家都少啲出街留喺屋企比心機做mock衝刺。所以免費送出呢個Online版mock卷連答案係方便各位同學????即刻上jointus.com.hk/free_download 下載啦~記得share 埋比其他同學仔啊!#hkjointus #freemock #mathsmock #dse2020 #中英文版都有 #mathsmockpaper..
16 Jan 數學題 - 拋擲硬幣中正面的數目的期望值
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【數學題】拋擲硬幣中正面的數目的期望值 難度: ⭐️⭐️⭐️Sawa keeps tossing an unbiased coin until she gets a tail. Find the expected number of head that shegets at the end.紗和不斷拋擲一枚沒有偏差的硬幣,直至她得到一個反面。求她最終所得正面數目的期望值。─────────Follow我哋FB/IG..
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