помогите решить пример. Created by raximovjasur508. matematika-ru

Пошаговое объяснение: 5-V73/4 × 5+V73/4= 25-73/16=-48/16= -3

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raximovjasur508 @raximovjasur508

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помогите решить пример

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atamuradovaparvina

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Пошаговое объяснение:

${0.4}^{2 {x}^{2} - 5x - 2 } = 0.00256 \\ 2 {x}^{2} - 5x - 2 = 4 \\ 2 {x}^{2} - 5x - 2- 4 = 0 \\ 2 {x}^{2} - 5x - 6 = 0 \\ \\ x1 = \frac{5 - \sqrt{73} }{4} \\ x2 = \frac{5 + \sqrt{73} }{4}$

5-V73/4 × 5+V73/4= 25-73/16=-48/16= -3

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