Where x, y, z are positive.
log y x
log z y
log x z
0
(AB)-1 = __________
A-1B-1
B-1A-1
B-1/A-1
(AB)T
1/ abc
abc
ab + bc + ca
If |A| ≠ 0, then that square matrix is called _________
Singular matrix
Identity matrix
Zero matrix
Non singular matrix
3ab +a3+b3+c3
3abc- a3 -b3 -c3
abc -a3 +b3 +c3
abc +a3 -b3 -c3
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
A is orthogonal if AAT = ________
A
I
A-1
|A|I
Find value of x,if .
±√3
2
None of these
779
679
1
3
