Answer:
SAS
Step-by-step explanation:
By replacing you get:
5*7-2*11+3*(-1) = 35-22-3= 10
so the answer is 10.
If you like my answers, feel free to follow me and ask me more maths problems. :)
I have to say a because the problem is continuing
Answer:
2 by 2
Step-by-step explanation:
Since, given matrix has 2 rows and 2 columns.
So, Its a 2 by 2 order matrix.