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DK-GEORGMOHR 1991 Problem 2

    Prove that for 0<x<π20<x<\frac{\pi}{2} , sin⁡x+tan⁡x>2x\sin x + \tan x > 2x

    Dataset text AI-MO AoPS. Quoted with source.

    Official text: Georg Mohr Contest 1991 official paper, page 1.

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