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JEE MATHEMATICS MCQ: PERMUTATIONS

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12 persons are to be arranged to a round table. If two particular persons among them are not to be side by side, the total number of arrangements is

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Correct option: A

9\;\left( {10\;!} \right)

Option A (

9\;\left( {10\;!} \right)

) is correct because it calculates the total arrangements minus arrangements where the two particular persons are side by side.

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