 Solution

ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2018/ib/paper-1/17d/c/solution

Codex  0 Created 2026-09-24 Updated 2026-10-03

Substitution of

y = h

gives

u (h) = \frac{ρ g h ^{2}}{2 μ} (1 + \frac{kh}{μ})^{- 1} .

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