Mathematics
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    9k^2+8k+4>0
    4x-2(3x-2)<16
    40x>x^2
    40x>x2
    (10+x)(500-10x)>500
    3+2x-x^2≥0
    abs(3x-2)>1
    2*abs(x)-5>3
    abs(X+5)<2
    (1-x)(2+x)>0
    3+2x+x^2≥0
    2X^2+3X+2<0
    4x^2-16≥0
    (1+x)/(1-x)>1
    -X^2-3X+10≥0
    2X^2+3X-6<3X^2+X-1
    (1+x)/(1-x)<1
    x^2+x+3≥0
    4x^2-1≥0
    -x^2+3x+10≥0

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