Rajeev Dhir is a writer with 10+ years of experience as a journalist with a background in broadcast, print, and digital newsrooms. Khadija Khartit is a strategy, investment, and funding expert, and an ...

Circular arrangement is one of the interesting topics of Permutations. Before understanding circular arrangement let us review some important concepts of linear permutation. In linear arrangement n ...

The arrangement of a number of things taking some or all of them at a time is called permutation. If there are ‘n’ number of things and we have to select ‘r’ things at a time then the total number of ...