-3≥5-2x≥3
    -35-2x≥3
    5-2x≥3
    3x-1≤-3
    3x-1≥3
    4x-8≥0
    4x-8≥0
    1/X≥1/3
    x-√(x^2-4)≤0
    x+√(x^2-4)≤0
    (2x-1)＜1÷64
    x≥√(x^2-4)
    (2x-1)＜1÷64
    (2x-1)^(-1÷2)＜8
    3x^2+4x-4＞0
    x^2-2x-3＞0
    a×2>2.4
    (X+2)(X- 3)＞0
    x－1/2－x＞1
    x－1/2－x＞1

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