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Siliveru Anil Kumar - Author on ShareChat: Funny, Romantic, Videos, Shayari, Quotes
Siliveru Anil Kumar
1.9K వీక్షించారు
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#Educational Updates #📖ఎడ్యుకేషన్✍ #🎓జాబ్ ప్రిపరేషన్📚 #🏆పోటీ పరీక్షల స్పెషల్ #💼TSPSC/ APPSC ప్రత్యేకం
Educational Updates - Combinations Permutations & MAT Exam) Order Matters? YES > Permutations Order Matters? NO > Conbations Combinqtions Permutations n! n! nCr nPr n-r!! r!(n-r!! E٠g Arrange 3 books out of 5 E.g: Choose 2 fruits from 4 Eg Choose 2 fruits from 4,4C2=41 E.g Arrange 3 books ouf 0f 5->53=60 2!2! 1! = nx (n-1) x (n-2)x...x1 nPn = n! MAT Tips! IPr nCr Think Fast! Use Short Tricks! Circular Permutations: (n-1)! Identical Objects: n! rlr2! Total Choices: nPr xnCr Combinations Permutations & MAT Exam) Order Matters? YES > Permutations Order Matters? NO > Conbations Combinqtions Permutations n! n! nCr nPr n-r!! r!(n-r!! E٠g Arrange 3 books out of 5 E.g: Choose 2 fruits from 4 Eg Choose 2 fruits from 4,4C2=41 E.g Arrange 3 books ouf 0f 5->53=60 2!2! 1! = nx (n-1) x (n-2)x...x1 nPn = n! MAT Tips! IPr nCr Think Fast! Use Short Tricks! Circular Permutations: (n-1)! Identical Objects: n! rlr2! Total Choices: nPr xnCr - ShareChat