JEE MAINS 2025 : PERMUTATIONS & COMBINATIONS ONE SHOT | FULL THEORY + PYQ’s + Tricks | MATHEMATICALLY INCLINED | NEHA AGRAWAL | #jee2025 #jee2026 | JEE MAINS 2025 | JEE MAINS 2026 | TOP 100 Questions
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2.0 JEE MAINS 2025 : New SYLLABUS FULL THEORY + TOP 100 Ques of every Chapter : • 2.0 JEE MAINS 2025 : New SYLLABUS F...
4:35 Fundamental Principle of Counting
17:41 Factorial Notation
20:26 Problems on Permutation & Combination Formula
28:40 Combination/Selection of Objects
1:05:45 Permutation/Arrangement of Objects
1:24:14 Bundle Method
1:28:36 Gap Method
1:34:09 Permutation (Arrangement Under Constraint)
1:40:44 Permutation of Alike Objects
1:44:28 Problems on InclusionExclusion Principle
1:56:20 Formation of Groups
2:21:20 Permutation with Repetition
2:26:09 Combinations of Alike Objects
2:29:26 Rank Problems
2:45:22 Beggar’s Method
2:57:57 Circular Permutations
3:09:21 Exponents of Prime in n!
3:17:55 Derangement Formula
3:26:04 Geometrical Problems
3:34:42 Number of Divisors
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PERMUTATIONS AND COMBINATIONS ( JEE MAINS 2025/2026 SYLLABUS )
The fundamental principle of counting, permutation as an arrangement and combination as section, Meaning of P (n,r) and C (n,r), simple applications.