Permutations & Combinations

Module 1: Basics of Permutations





Module 2: Basics of Combinations





Module 3: Letters Technique





Module 4: Using Blanks





Module 5: Blanks with Repetition





Module 6: Slotting Technique





Module 7: Conditional Permutations





Module 8: Special Types





Module 9: Circular Permutations





Module 10: Derangement





Module 11: Binomial Expansion





Module 12: Forming Groups





Module 13: Identical Elements





Module 14: Identical Groups





Module 15: Selections in Geometry





Module 16: Past Questions