Math question: What is the limit as x approaches 0 of (2x^3 - 4x^2 + 3x) / (5x^3 - 2x + 1)?
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Math question: In a right triangle, if the opposite side measures 5 units and the adjacent side measures 12 units, what is the value of the tangent of the angle?
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What is the volume of a rectangular solid with length "l", width "w", and height "h"? (