sinx＞-0.5
    [2(m-3)]^2-4×m^2+1>0
    (98*t^3 - 63*t^2 + 3)<0
    48m+40（80-m）≤3600
    -10x^2+1400x-40000>8000
    -10x^2+1400x+40000>8000
    -x＞x^2-1
    1＞-x＞x^2-1＞-1
    x+567<8
    X-1≥X-3/2
    abs（x+4）<-1
    2x大于3x-2
    2（x+1）大于3x-4
    x^2+2x-48 ＞0
    x²-5x+7＞0
    x-3(x-1)大于等于5 x/5-3/5-1小于x/2+1/2
    x-3(x-1)大于等于5
    abs(-x/2-1)<2
    abs(x/3-2)>3
    abs(0.5x-1)<1

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