Mathematics
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current location:Mathematical operation > History of Inequality Computation
    (x-9)(x+1)≤-9
    x<-1 x>4 x>5
    (x-2)/3+1<=(x-1)/2
    x-2/3+1<=x-1/2
    x^2-3x-4>0
    abs(3x-1)<5
    abs(3x-5)<5
    x^2+5x-6<=0
    -1<(1-x)(2*x^2-5*x+1)<1
    4x^2+7x-36>0
    (x+310)*2*0.63+(x+310)*0.37>(x+650)*2*0.33+(x+650)*0.67
    5x-2<=3x+1
    x/3+1<3x-7
    4x-4<3(x-1)
    1≥1÷x≥-1
    1≥1% x≥-1
    1-(0.8)^n>0.9
    1-(0.2)^n>0.9
    100m^2-50m+2≦0
    -7x>7

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