#MATHS #Determinants #CLASS12 <br />#yuvamkapileshgupta<br />PSEB / NCERT / CBSE<br />MATHS CLASS 12 (+2) <br />Chapter –DETERMINANTS<br />What is determinant?<br />How to solve determinant of order 1 matrix (1x1)<br />How to solve determinant of order 2 matrix (2x2)<br />How to solve determinant of order 3 matrix (3x3)<br />Best way to expand 3x3 determinant.<br />Singular Matrix and Non-singular Matrix<br />EXCERCISE 4.1, Question No. 1 & 5<br />