Find the centroid (?x, ?y) of the region bounded by: y = 9x² + 8x, y = 0, x = 0, and x = 3. ?x = ?y =
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The area \( A \) is given by: \[ A = \int_{0}^{3} \int_{0}^{9x^2 + 8x} dy dx \] Solving the integration: \[ A = \int_{0}^{3} (9x^2 + 8x) dx = \frac{117}{1} = 117 \text{ units}^2 \] ** Show more…
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