3（x-1）（x-3）
    (3.3-X)/63=55.1*X/255
    280x=240*（x+4）
    x+1/x=37/6
    a^2+80a-2400=0
    a^2+80a-2400=a
    arcsin（sinx）
    （62.9*0.97-X）*0.855*0.92-62.9*0.5=（（114*0.97-23）*0.855*.92-114*0.5）*0.55
    (62.9*0.97-X)*0.83-X*0.02-62.9*0.5=((114*0.97-23)*0.83-23*0.02-114*0.5)*0.55
    （62.9*0.97-X）*0.855*0.92-62.9*0.5=（114*0.97-23）*0.855*.92*.55-114*0.5*0.55
    31.3+x-x*0.015=50
    (62.9*0.97-X)*0.83-X*0.02-62.9*0.5=((114*0.97-23)*0.83-23*0.02-114*0.5)*0.55
    (62.9*0.97-X)*0.83-X*0.02-62.9*0.5=((114*0.97-X)*0.83-X*0.02-114*0.5)*0.55
    （62.9*0.97-X）*0.855*0.92-62.9*0.5=（（114*0.97-23）*0.855-114*0.5）*0.55
    x^2-x*sqrt(22+x^2)=-9
    0.02507*(73-x)*x*61.2=741.1320
    108x-12x²=96
     sinX+tanX=1
    (4/3k-2)/k+2-4/3k+√((4/3k-2)^2/k^2+(2-4/3k)^2)=12
    (4/3k-2)/k+2-4/3k+√((4/3k-2)^2/k^2+(2-4/3k)^2)=0

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