Автор - djejrjrert771
(x - 5)²(6 - x)³(x + 2)x⁴ ≤ 0;
(x - 5)²(6 - x)³(x + 2)x⁴ = 0;
x₁ = 5; x₂ = 6; x₃ = -2; x₄ = 0
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x ∈ (-∞; -2]U{0}U{5}U[6; ∞)