Answer:

Step-by-step explanation:
For two matrix P and Q, the product, say PQ is defined when:
The number of columns of P = The number of rows of Q
Since A is a 2×2 matrix and B is also a 2×2 matrix
Thus both AB and BA are possible.
So AB is:

BA is:

Answer:
y: (5, -5)
Step-by-step explanation:
1 hour = 60 minutes
60 minutes / 10 minutes = 6
So 6 times in one hour 3 buses depart.
6 x 3 = 18 total buses in an hour.
Answer:
the amswer is 5 hope this helps you
Answer:
55
Step-by-step explanation:
Well you just plug in 10 as n.. and you get the equation:
