# Combinatorics

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The first section of this chapter gives an overview of fundamental principles of counting along with a presentation of various practical situations and examples. The second section of this chapter deals with permutations which includes permutations as arrangements. This is followed by a set of examples. Finally, at the end of this chapter, the last section guides us through the combinations which includes the detailed explanation of “combinations as selections” followed by a series of intriguing examples.

In addition to preparing for the JEE mains and advanced exams, Cuemath Founder Manan Khurma's study material is helpful for students who are appearing for CBSE, ICSE and other State board exams.

## Fundamental Principle of Counting

## Permutations

## Combinations

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