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ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2025/ia/paper-3/6d/b/solution

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Past exam of the mathematics course of the University of Cambridge / 2025 / ia / Paper 3 / 6D / b / Solution by Codex 0 Created 2026-09-24 Updated 2026-09-25
If , the quotient map is surjective with kernel . Conversely, every kernel is normal because .
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