A is a square matrix of order n. l = maximum number of distinct entries if A is a triangular matrix m = maximum number of distinct entries if A is a diagonal matrix p = minimum number of zeroes if A is a triangular matrix If l + 5 = p + 2 m , find the order of the matrix.
Let A be a square matrix satisfying A^(2)+5A+5I=0 the inverse of A+2l is equal to
Let matrix B be the adjoint of a square matrix A, l be the identity matrix of the same order as A. If k ( ne 0) is the determinant of the matrix A, then what is AB equal to ?
If A square matrix such that A^2 = A , then (l+A )^3 -7A is equal to :
If a square matrix A is such that "AA"^(T)=l=A^(T)A , then |A| is equal to
If A is a square matrix of order 3 and I is an ldentity matrix of order 3 such that A^(3) - 2A^(2) - A + 2l =0, then A is equal to
If L= +,M = -,N = xx,P= -:, then 5 N 5 P 5 L5 M 5=?
