Lesson 3 of 6 • 2 upvotes • 9:49mins
The lessons explain questions in 3 different ways to explain different perspectives to look at a question and find it's solution.
6 lessons • 1h 6m
Principles of Counting - Very basic of Permutation and Combination
15:00mins
Permutations i.e. Arrangement explained.
11:30mins
Combination: Selection of Objects
9:49mins
Summary of Permutation and Combination
9:18mins
Practice Questions with Multiple Methods to Solve Same Questions
10:16mins
Selection problems-Good
10:12mins