abs(3/4*x+0.5)<1-x
    x^2-6x+5<0
    abs(x)>0
    abs(1-11*x/24)>0.5+7*x/24
    abs(1/2+7*x/24)<1-11*x/24
    15x^2<-9x+24
    -12x^2-10x<-8
    -25x^2+1<0
    0<8x^2+14x+3
    9x^2+30x+9<0
    17x<-4x^2-15
    4x^2+15x<25
    0<9x^2+21x-8
    -12x^2-33x-21<0
    -15x^2<-42x+24
    2x+3大于等于0
    -5x^2-5<26x
    -4x<-12x^2+8
    12x^2+34x+14<0
    -x^2-4<-5x

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