3^2π*50=5^2π*x
    100/(1+0.1+x)+100/(1+0.1+0.2+x)+30/(1+x)=160
    1178100x-1309x^2=126000000
    X-1=0
    8.314*x/(0.00016-0.00002985)-0.4274*8.314*8.314*190.6*190.6/4600000/0.00016/(0.00016+0.00002985)*(1+0.4926*(1-x/190.6)^0.5)^2=10132500
    4.36x²+175.8124x＝103292.9
    1670*(1+x)^5=2767
    1469*（1+x）^5=2823
    x*x+0.054x-0.00135＝0
    X^-6
    0.003x^2-20x-38=0
    0.003x^3-20x-38=0
    x－tan（x－1）
    0.25*3.14*X*X*6=2788.905383/(4-0.08X)+375.9100981
    1.7h+0.4h*h=13.29
    0=314.8530-0.4173x+0.0076x^2
    0.087y^2-1.7696y=314.8530
    X*(560-0.5*X)=50839.72028
    0.1300/x＝0.1289/0.86289
    0.4/100.58＝x/32.7

Home page << page63 page64 page65 page66 page67 ... ... page69 page70 page71 page72 page73 >> Last page 31307 pages in total