ComedkPermutations And CombinationsCOMEDK 2021MCQ+1 / -02021The value of \(1\,.\,1! + 2\,.\,2! + 3\,.\,3! + \,...\, + \,n\,.\,n!\) isA\((n + 1)!\)B\((n + 1)! + 1\)C\((n + 1)! - 1\)DNone of theseCheck AnswerClear SelectionReveal AnswerShow Explanation