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Question 84

Let $$A = [a_{ij}]$$, $$a_{ij} \in Z \cap [0, 4]$$, $$1 \le i, j \le 2$$. The number of matrices $$A$$ such that the sum of all entries is a prime number $$p \in (2, 13)$$ is ______.


Correct Answer: 2

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