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Class 11 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsChoose 5 people from 9, with the condition that two particular people are not both selected. How many selections are possible?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard MathematicsAmong n objects, a are special. What is the shortest expression for selecting r objects with at least one special object?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard MathematicsWhat is the complementary meaning of equality of (^{n}C_r) and (^{n}C_{n-r})?Class 11Permutations and CombinationsDerivations of formulas and their connectionsEasy MathematicsA dictionary index has (3) positions. Each position can contain any of (7) letters. If at least two positions must contain the same letter, how many indices are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA meal package includes one drink, one snack, and one dessert. There are 5 drinks, 6 snacks, and 4 desserts. If coffee cannot be paired with chocolate dessert, how many packages are possible?Class 11Permutations and CombinationsFundamental principle of countingMedium MathematicsA library card has 4 positions. Each position contains one of A, B, C, D, E. If A must appear at least once and E must not appear, how many cards are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsIf A = {1, 2, 3, 4, 5} and B = {0, 1}, how many functions f: A → B have at least two inputs with image 1?Class 11Relations and FunctionsFunctions as a special kind of relationHard