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JEE Main Mathematics question

MathematicsPermutations and CombinationsJEE Main

Consider the following statement: 1. The number of ways of arranging different things taken all at a time in which particular things are never together is . 2. A pack of cards can be divided equally among four players in order in ways. Which of these is/are correct?

Answer: (C)

Solution

Statement 1: arrangements with the particular things together number (treat them as one block, then arrange the block inside), so those never together number

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Question ID VK-020617