Question

6 Compute the determinant of :
∣∣∣−2−314∣∣∣
5
-5
4
-4

7 Compute the determinant of :
∣∣∣−1−4−1−2∣∣∣
8
4
3
-2

8 Two systems of linear equations involving the same variables are said to be _______ if they have the same solution set.
set
associative
equivalent
parallel

9 A + (B + C)= (A + B) + C
associative
scalar quantity
dot product
2

10 A + B = B + A
associative
m
commutative
m-n