Ответ:
x1 = -2 - x2 = x1 = -2 +
Объяснение:
6/ - 12/x - 3 = 0
6- 12x - 3x^2 / x^2 = 0
6 - 12x - 3x^2 = 0
-3x^2 - 12x + 6 = 0
x^2 +4x - 2 = 0
x = (-4 ± 2) / 2
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Ответ:
x1 = -2 -
x2 = x1 = -2 + 
Объяснение:
6/
- 12/x - 3 = 0
6- 12x - 3x^2 / x^2 = 0
6 - 12x - 3x^2 = 0
-3x^2 - 12x + 6 = 0
x^2 +4x - 2 = 0
x = (-4 ± 2
) / 2