# TestPage

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This is a test page

I'm going to write some math

I hope that works

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This is a test page

I'm going to write some math

$E(|A\cap B|)=n*P(i\in A\cap B)=n*\left({\frac {\binom {N-1}{n-1}}{\binom {N}{n}}}\right)^{2}={\frac {n^{3}}{N^{2}}}$

I hope that works

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