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Difficulty:
Question Stats:
61% (02:52) correct 39% (03:01) wrong based on 1056 sessions+
\(\frac{12}{12}*\frac{1}{11}*\frac{10}{10}*\frac{1}{9}\) * \(\frac{4!}{2!2!}\) = 20/33.+
(6c2)(6c2)/(12c4) I get a completely wrong answer.+
\(\frac{12}{12}*\frac{1}{11}*\frac{10}{10}*\frac{1}{9}\) * \(\frac{4!}{2!2!}\) = 20/33.+
\(\frac{12}{12}*\frac{1}{11}*\frac{10}{10}*\frac{1}{9}\) * \(\frac{4!}{2!2!}\) = 20/33.
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