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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।

MathematicsLength (r) strings are formed from (n) distinct symbols with repetition allowed, but at least one symbol repeats. What is the count?Class 11Permutations and CombinationsDerivations of formulas and their connectionsExpert Mathematics(5)-character passwords are formed from (7) symbols with repetition allowed. Why is the count (7^5)?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard Mathematics(3)-digit numbers are formed from digits (0,1,2,3,4,5) with repetition allowed. What is the count?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard MathematicsWhy is the denominator (2!2!) in the distinct arrangements of the word (ARRANGE)?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard MathematicsIn a repeated-letter word like (MISSISSIPPI), division by (4!4!2!) comes from which principle?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard MathematicsIn which situation does the formula (n^r) replace (^{n}P_r)?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard MathematicsWhile finding distinct arrangements of the word (LEVEL), why does the formula (\frac{5!}{2!}) appear?Class 11Permutations and CombinationsDerivations of formulas and their connectionsHard MathematicsWhat is the main difference between (^{n}P_r) and (n^r)?Class 11Permutations and CombinationsDerivations of formulas and their connectionsEasy MathematicsA code has (3) letters followed by (3) digits. It uses (7) distinct letters without repetition and exactly one digit is repeated twice among (10) digits. How many codes are possible?Class 11Permutations and CombinationsPermutationsExpert MathematicsHow many different arrangements can be made from the letters of the word BHARAT?Class 11Permutations and CombinationsPermutationsMedium MathematicsHow many 3-digit numbers can be formed from digits 1, 5, and 9 if repetition is allowed?Class 11Permutations and CombinationsFundamental principle of countingEasy MathematicsHow many 2-digit numbers can be formed from digits 2, 5 and 8 if repetition is allowed?Class 11Permutations and CombinationsPermutationsEasy MathematicsUsing letters (A,B,C) and digits (1,2,3,4), how many strings of (5) symbols can be formed if repetition is allowed, the first symbol is a letter, and the last symbol is a digit?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsHow many distinct arrangements of the letters of (COMMITTEE) are possible if all vowels are together?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA registration number has first (2) distinct letters followed by (4) digits. Letters are chosen from (6) available letters. In the digits, exactly one pair must be equal and the other two digits must be different from it and from each other. How many registration numbers are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsHow many distinct arrangements of the letters of (BANANA) are possible if no two (A)'s are adjacent?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsHow many distinct arrangements can be made using the letters of (ALGEBRA) if the two (A)'s are together?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA code has (2) capital letters and (2) digits. Letters are chosen from (A,B,C,D), and digits from (0,1,2,3,4). Letters do not repeat but digits may repeat. How many codes are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA password has 3 letter positions followed by 2 digit positions. Each letter position has 4 choices, and each digit position has 6 choices. Repetition is allowed. How many passwords are possible?Class 11Permutations and CombinationsFundamental principle of countingMedium MathematicsA license plate has (2) letters and (2) digits. There are (4) letter choices and (5) digit choices and repetition is allowed. How many plates can be formed?Class 11Permutations and CombinationsFundamental principle of countingEasy