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QUESTION 1 Let A = z EC: Im 2 +2 2 - 2 21. (1.1) Sketch the set A in the complex plane. (1.2) Is

QUESTION 1 Let A = z EC: Im 2 +2 2 - 2 21. (1.1) Sketch the set A in the complex plane. (1.2) Is z = -2i a boundary point of A? Provide reasons for your answer. (1.3) Is this set open, closed, both or neither? Provide reasons for your

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