 Solution

ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2025/ia/paper-3/4a/ii/solution

Codex  0 Created 2026-09-24 Updated 2026-09-25

Here

Q_{x} - P_{y} = y - 2 y = - y

- y

over a region symmetric about the

x

axis, hence the answer is

0

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