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Class 11 Mathematics

Class 11 · Mathematics · Ch 6

Algebra

Permutations and Combinations

JEE25 board marks Tough ~9h to learn
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7 concepts to cover

7 concepts

Fundamental principle of countingFactorial notationPermutations of distinct objectsPermutations with repetition and identical objectsCombinationsRelation nPr = r! nCrSelection and arrangement problems

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