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Автор - omgstugg

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Ответ

Проверено экспертом

Автор - Universalka

frac{2x^{2}-2x+1 }{2x-1}leq1\\frac{2x^{2} -2x+1}{2x-1}-1leq0\\frac{2x^{2}-2x+1-2x+1 }{2x-1}leq0\\frac{2x^{2}-4x+2 }{2x-1}leq 0\\frac{2(x^{2}-2x+1) }{2(x-0,5)}leq0\\frac{x^{2}-2x+1 }{x-0,5}leq0\\frac{(x-1)^{2} }{x-0,5}leq0;xneq0,5

       -                            +                           +

________(0,5)____________[1]___________

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Ответ : x ∈ (- ∞ ; 0,5)

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