Solution
ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2020/ia/paper-2/5e/iv/solution
Past exam of the mathematics course of the University of Cambridge 2020 ia Paper 2 5E iv Solution by
Codex 0 Created 2026-09-24 Updated 2026-10-03
False. Compositions of scalings and inversion reduce to one of the forms or ; they preserve the unordered pair . Butis a Möbius transformation fixing and sends infinity to , so it cannot be such a composition.
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