Permutation and Combination
Mathematics Solutions from Chapter -1 - Permutation and Combination
This chapter covers topics such as Permutation, Fundamental Principles of Counting, Combination, Inclusion-Exclusion Principle, Division and Distribution of Objects, and Circular Permutation.
Practice Other Topics from Permutation and Combination
This topic covers concepts such as Permutations and Combinations, Fundamental Principles of Counting (FPC), Addition Principle, and Multiplication Principle.

This topic covers concepts such as Permutation, Permutation of Distinct Objects, Permutation of n Distinct Objects Taken All at a Time, Permutation of n Distinct Objects Taken r at a Time, and Understanding of nPr and its Existence.

This topic covers concepts such as Circular Permutation, Circular Permutation of 'n' Distinct Objects Taken All, and Circular Permutation of 'n' Distinct Objects Taken 'r' at a Time.

This topic covers concepts such as Combination, Combinatorics Problems on Polygon, Difference between Permutation and Combination, and Selection of 'r' Objects out of 'n' Distinct Objects.

This topic covers concepts such as Inclusion - Exclusion Principle in Combinatorics, and Arrangement and Derangement in Permutation.

This topic covers concepts such as Divisors of an Integer, Number of Divisors of a Number N, Odd and Even Divisors of a Number N, Divisors in the Form of 4N, 4N+1, 4N+2 and 4N+3, and Sum of Divisors of a Number N.
