Evaluate
42
44
46
48
2
4
6
8
Find the minor of element 6 in the determinant Δ=
-2
-3
-6
-7
If any two rows or any two columns are identical or proportional,then value of determinant is _______ .
1
3
0
(AB)-1 =
A-1B-1
B-1A-1
B-1/A-1
(AB)T
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
16
18
20
22
cosθ
If any two rows or any two columns are identical or proportional, then value of determinant is ____.
|AB| =
|B||A|
|A||B|
[AB]T
