(2-x)^2-4*(2-x)(3-x)＜0
    65x＜131
    3-x＞0
    x/2＜-1
    745+X-X*0.02≥1000
    25*n^2-5001*n+250000＜0
    3+x/2>（2x-1/3）+1
    2x-1/5>x+1/2
    1215-X-10≥1000
    2x/5>x+1/2
    445+X-X*0.02≥1000
    5x+400-4x>480
    2x+2-6<3x
    5x+800-8x>588
    2x+6>7x-4 8x+4>5x-5
    2x+√(1-2x)<-x^2+x+1
    2x+√(1-2x)>=-x^2+x+1
    1676-G-(1676-G)*0.06>1000
    abs(x+1)-abs(x-3)>=1
    abs(x+1)+abs(x-3)>=1

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