|AB| =
|B||A|
|A||B|
[AB]T
0
If any two rows or any two columns are identical or proportional,then value of determinant is _______ .
1
2
3
If elements of a row (or column)are multiplied with cofactors of any other row (or column),then their sum is
Positive
Negative
Zero
None of these
If |A| ≠ 0, then that square matrix is called
Singular matrix
Identity matrix
Zero matrix
Non singular matrix
Determinant of a matrix A -[a11]1x1 is given by _______
a
a11
a12
Evaluate
42
44
46
48
cosθ
A square matrix A is said to be singular if |A|= _____ .
Find the area of the triangle whose vertices are (3,8),(-4,2)and (5,1).
61
64/2
54/2
61/2
AdjA =
[Minor]T
[Co factor]T
[Inverse ]T
[Matrix]T
