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Trigonometrymedium
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What is the value of sin⁡2(x)+cos⁡2(x)+tan⁡2(x)−sec⁡2(x)\sin^2(x) + \cos^2(x) + \tan^2(x) - \sec^2(x)sin2(x)+cos2(x)+tan2(x)−sec2(x)?