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-x² + 2√3x - 3 = 0 /*(-1)
x² - 2√3x + 3 = 0
a = 1 b = -2√3 c = 3
Δ = (-2√3)² - 4 * 1 * 3 = 12 - 12 = 0
x₀ = -b/2a = 2√3 / 2 = √3
odp. x = √3
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-x² + 2√3x - 3 = 0 /*(-1)
x² - 2√3x + 3 = 0
a = 1 b = -2√3 c = 3
Δ = (-2√3)² - 4 * 1 * 3 = 12 - 12 = 0
x₀ = -b/2a = 2√3 / 2 = √3
odp. x = √3