3ab +a3+b3+c3
3abc- a3 -b3 -c3
abc -a3 +b3 +c3
abc +a3 -b3 -c3
(AB)-1 = __________
A-1B-1
B-1A-1
B-1/A-1
(AB)T
Find value of x,if .
a ( x + y + z )
0
abc + xyz + pqr
a ( x + y + z ) + b ( p + q + r ) + c
1/ abc
abc
ab + bc + ca
N
2N+1
N + 2
If any two rows or any two columns are identical or proportional, then value of determinant is ____
1
2
3
If |A| ≠ 0, then that square matrix is called _________
Singular matrix
Identity matrix
Zero matrix
Non singular matrix
Find values of x,if .
4
5
x y z ( 1 + 1/x + 1/ y + 1/z )
x y z
1 + 1/x + 1/ y + 1/z
1/x + 1/ y + 1/z
