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What is Permutations and Combinations Explained about?

This document discusses permutations and combinations. It defines key terms like the multiplication principle, factorials, permutations, and combinations. Permutations refer to arrangements of objects in a definite order, while combinations refer to selections of objects without considering order. The number of permutations of n objects taken r at a time is written as nPr and the number of combinations is written as nCr. Formulas are given for calculating permutations and combinations in various scenarios.

Author

Sasidaran Sasi

Language

EN