The number of all possible matrices of order 2×2 with each entry 0 or 1 is:
The number of all possible matrices of order 2×2 with each entry 0 or 1 is:
- A. 16
- B. 8
- C. 4
- D. 2
Answer: A) 16
Explanation: A 2×2 matrix has 4 entries. Each entry can be either 0 or 1, so total possibilities = 2⁴ = 16.
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