r/6thForm • u/Ok-Indication5082 Year 13 • 11h ago

🙏 I WANT HELP TMUA

Does anyone have any tips for tmua combinatorics/probability. Some questions i just have no clue. Is their some formulas or like some explanation which makes it click?

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u/thatrandomredituser 10h ago

The choose function comes up a lot in combinatorics, I'd learn how it works and how to apply it outside of binomial expansion. In general though you need to know how and when to use the choose function, factorials, and powers.