Cho tập hợp A= { x= n² + 2 + 7 / n thuộc Z, -2 < n ≤ 3 } . Hãy viết tập hơp A bằng cách liệt kê các phần tử
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cho tập hợp A= { x= n² + 2 + 7 / n thuộc Z, -2 < n ≤ 3 } . Hãy viết tập hơp
A bằng cách liệt kê các phần tử
A bằng cách liệt kê các phần tử
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