Question: Thank you! Problem 4. Let (C = {z = a + ibl a, b E R} be the complex plane and for for all z

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Problem 4. Let (C = {z = a + ibl a, b E R} be the complex plane and for for all z E (C denote the module of z by |z| 2 V32 + ()2. If Q = {a+ ibl a, b E Q}, show that Q is a. dense subset of (C

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