4x-6/x-1<=0 решитььь
4x - 6/x - 1 ≤ 0
(4x² - x - 6)/x ≤ 0
D = 1 + 96 = 97
x₁ = (1 - √97)/8
x₂ = (1 + √97)/8
__-__[(1 - √97)/8]____+___(0)____-____[(1 + √97)/8]____+______
Ответ: x∈(-∞; (1 - √97)/8] U (0; (1 - √97)/8]