No student devices needed. Know more
20 questions
Evaluate the determinant of the matrix.
40
30
20
10
If A and B are invertible matrix then (AB)-1 =
A-1B-1
AB
B-1A-1
none of these
1. Let A be a square matrix of order 3x3 then| kA| = .
k |A|
k2|A|
k3|A|
3k|A|
When you multiply a matrix by the identity matrix, you obtain the
inverse matrix.
transpose matrix.
Identity matrix
original matrix.
If |A| = 0, then A is
zero matrix
singular matrix
non-singular matrix
Identity matrix
9a
9
18a
18
-96
96
-3
-12
If the order of matrix A is m×p. And the order of B is p×n. Then the order of matrix AB is
m × n
n × p
n × m
m × p
Explore all questions with a free account