CBSE Class 12 Maths Notes Chapter 4 Determinants Determinant: Determinant is the numerical value of the square matrix. So, to every square matrix A = [aij] of order n, we can associate a number (real or complex) called determinant of the square matrix A. It is denoted by det A or |A|. Note (i) Read |A| as determinant A not absolute value of A. (ii) Determinant gives … [Read more...]