Short Answer

Area Calculation for a Custom HVAC Vent

An HVAC technician is preparing a custom vent cover for a rectangular opening with dimensions (2+3)(2 + \sqrt{3}) inches and (43)(4 - \sqrt{3}) inches. Based on the FOIL method for multiplying binomials containing square roots, state the final, simplified expression for the area of this opening.

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Updated 2026-04-17

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