Question
Mathematics Question on Matrices
The number of square matrices of order 2 using numbers 1 and -1 exactly once and the number 0 twice is:
A
24
B
09
C
12
D
6
Answer
12
Explanation
Solution
The correct option is (C):12
The number of square matrices of order 2 using numbers 1 and -1 exactly once and the number 0 twice is:
24
09
12
6
12
The correct option is (C):12