Select all of the binary matrices in the list below.
$3$3 | $2$2 | $9$9 | $7$7 | ||||
$8$8 | $9$9 | $7$7 | $5$5 |
$0$0 | $0$0 | ||||
$0$0 | $0$0 | ||||
$0$0 | $0$0 |
$-1$−1 | $-1$−1 | $1$1 | ||||
$1$1 | $-1$−1 | $1$1 | ||||
$0$0 | $1$1 | $0$0 |
$2$2 | $1$1 | ||||
$2$2 | $1$1 |
$1$1 | $0$0 | $0$0 | ||||
$0$0 | $1$1 | $0$0 | ||||
$0$0 | $0$0 | $1$1 |
$1$1 | $1$1 | $1$1 | ||||
$0$0 | $1$1 | $0$0 |
Select all of the permutation matrices in the list below.
Which of the following are the unique permutation matrices of order 2?
Select all correct options.
The following questions relate to permutation matrices.