True-... i think because like i am not sure-
Answer:
i believe is A
Step-by-step explanation:
Answer:

Step-by-step explanation:
We have the product,
.
As, we have the product of a 3×3 and 3×1 matrix, the resultant matrix will be of order 3×1.
So, we get,

⇒ 
⇒
.
Thus, the resulting product is
.
Answer:
-3
Step-by-step explanation: