Question

    Let A={1,2,3}, and B={x ∈ Z ∣ 1≤x≤4}. The total

    number of injective functions from A to B is:
    A 24 Correct Answer Incorrect Answer
    B 12 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D 64 Correct Answer Incorrect Answer

    Solution

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