3x в квадрате умножить на 2

3x² * 2 - x -2 = 06x² - x - 2 = 0x₁ = x₂ =

July 2022 1 21 Report

3x в квадрате умножить на 2 - x- 2=0

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1234567892 3x² * 2 - x -2 = 0
6x² - x - 2 = 0
$D = (-1)^2 - 4 * 6 *(-2) = 1 + 48 = 49 = 7^2$

x₁ = $\frac{1+7}{6*2} = \frac{8}{12} = \frac{2}{3}$

x₂ = $\frac{1-7}{6*2} = \frac{-6}{12} = -\frac{1}{2} = -0.5$

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aigul00saburov ((x+y)^ + (x - y)^) / (x дробь y + y. дробь x) при x = корень 7 - 1, y = корень 7 +1

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