Ответ:
3x2 - 2x - 8 = 0
D = b2 - 4ac = (-2)^2 - 4·3·(-8) = 4 + 96 = 100
x1 =2 - 10/6 ≈ -1.3(3)x2 =2 + 10/6 = 2
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Ответ:
3x2 - 2x - 8 = 0
D = b2 - 4ac = (-2)^2 - 4·3·(-8) = 4 + 96 = 100
x1 =2 - 10/6 ≈ -1.3(3)x2 =2 + 10/6 = 2