PLEASE HELP I’M TAKING A QUIZ IN ALEBRA 2 HONORS here’s the question>>

5 - 2
4
a. Give the order of the given matrix.
b. If A = [a; ], identify az2 and a23, if possible.
-7
3 - 1
a. The order of the given matrix, in the form mxn, is
b. Identify az2. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A. a32
B. Element az2 does not exist.
Identify a 23. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A. a23
=
B. Element ang does not exist