artanh1.58
    x*3.14*100/3=1000
    1000/3.14
    10*10*10/(3.14*100/3)
    artanhx=1.58
    arctanx=1.58
    x+x^(2)=15006
    8/5x-1=4/7
    2/3x-1=5/4x+2-1
    0.85(x+2)=1.25x
    lg（x）=1.2
    1.974=3.3[1-x/(-2613)]^2
    1.974=3.3{-2[1-(-592.2)/(-2613)]x/(-2613)-[x/(-2613)]^2}
    20.526≤22.4x(0.114-x/2)×1000
    20.663≤22.4x(0.104-x/2)×1000
    1.0×20.663≤22.4x(0.104-x/2)×1000
    （8000x-8000*4.264）+25%*800x=17056
    1.0×30.5554≤22.4x(0.204-x/2)×1000
    x=0.0033[1-(-300x)/-2.613]^2
    x = (6*10^8)*(3/21.65)^2*e^(-0.0121*21.65)

Home page << page31124 page31125 page31126 page31127 page31128 ... ... page31130 page31131 page31132 page31133 page31134 >> Last page 31237 pages in total