Mathematics · important
Arrangements with certain objects always together for JEE
Simple applications
Formula
\((m!)(k!)\) or more generally treat the grouped objects as one unit, so total units arranged factorially and internal arrangements multiplied separately.
Variables: \(k\) objects in one group; \(m\) denotes number of resulting units after grouping.
Conditions: Grouped objects are required to remain adjacent.
Seating/word arrangements with specified objects together.