arctan2+arctan(2/x)=90
    (x+1)ln(x^2)-x=1
    x-3%x=6500
    x*x*x+8*x*x+18x+16
    s^2=5
    x3
    s^2=-5
    3s^2+12s+5=0
    x−x×3%
    x-(x-5000)*3%=12000
    125t^2-150t-4400=0
    (x+1)ln(x^2)-sinx=2
    (x+1)ln(x^2)-x=2
    (x+1)lnx^2-x=2
    (x+1)lnx^2-3x=2
    (x+1)lnx^2-3x=1
    (x+1)lnx^2-3x^2=1
    (x+1)lnx^2-3x^2=0
    27.2x+x＾2=18.9
    x^2=1.77×10^-5×（0.3-x）

Home page << page128 page129 page130 page131 page132 ... ... page134 page135 page136 page137 page138 >> Last page 31306 pages in total