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1. Then the value of x is ____
A. 6
B. 3
C. 2
D. 0
2. is a matrix of order
A. 1
B. 4
C. 2
D. 3
4. [5]is a scalar matrix of order
A. 2
B. 5
C. 0
D. 1
8. What is the element in the 2nd row and 1st column of a 2 x 2 Matrix A= [ aij], such that a = (i + 3) (j - 1)
A. 0
B. 4
C. -5
D. 5
9. If, the value of a22 is
A. 0
B. -2
C. 2
D. 3
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