Fill in the Blank

An HVAC technician is using the rational inequality 12+4x2<3x\frac{1}{2} + \frac{4}{x^2} < \frac{3}{x} to model the efficiency of a ventilation system. To solve this inequality by combining the terms on the left side into a single fraction, the technician must first identify the least common denominator (LCD). According to the solution process for this specific inequality, the LCD is ____.

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Updated 2026-05-25

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