| Exam Board | OCR |
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| Module | M4 (Mechanics 4) |
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| Year | 2008 |
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| Session | June |
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| Topic | Centre of Mass 2 |
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3 The region bounded by the curve \(y = 2 x + x ^ { 2 }\) for \(0 \leqslant x \leqslant 3\), the \(x\)-axis, and the line \(x = 3\), is occupied by a uniform lamina. Find the coordinates of the centre of mass of this lamina.