Rank of the matrices of 2, 3, 4 orders
Rank is defined for any matrix (need not be square). Some important concepts: ⇒ Sub matrix of a matrix: Suppose A is any matrix of the type m x 72. Then a matrix obtained by leaving some rows and some columns from A is called sub-matrix of A. ⇒ Rank of a Matrix: A number Read more about Rank of the matrices of 2, 3, 4 orders[…]