Mathematics 9 (Complete Solutions)

Q1
Find the order of the following matrices.

A =
 
2 3
-5 6
 
Its order is 2 X 2
B =
 
2 0
3 5
 
Its order is 2 X 2
C =
 
2 4
 
Its order is 1 X 2
D =
 
4
0
6
 
Its order is 3 X 1
E =
 
a d
b e
c f
 
Its order is 3 X 2
F =
 
2
 
Its order is 1 X 1
G =
 
2 3 0
1 2 3
2 4 5
 
Its order is 3 X 3
H =
 
2 3 4
1 0 6
 
Its order is 2 X 3

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