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\displaystle ^nP_k
\displaystle ^nP_k
\displaystyle = n(n-1)\cdots (n-(k-1))}
\displaystyle = n(n-1)\cdots (n-(k-1))}
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Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
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Last reply 1 day ago
Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
Edexcel A Level Mathematics Paper 2 unofficial mark scheme correct me if wrong71