Example: the determinant of a 5×5 matrix with cofactor expansion FAQWelcome to Omni's cofactor expansion calculator! Here, you can quickly and easily learn how to compute the determinant of any matrix by cofactor expansion. Not sure what cofactors are? What does the phrase compute the determin...
Given a factor of a number , the cofactor of is . A different type of cofactor, sometimes called a cofactor matrix, is a signed version of aminordefined by and used in the computation of thedeterminantof amatrixaccording to The cofactor can be computed in theWolfram Languageusing ...