6-13x+8x*x-x*x*x
    (1-1.5x^2)^2+(2.7x-0.2x^3)^2=50
    42x^2+77x+28
    a^2+3*a+0.9663=0
    950=0.06*1000*（1-(（1/1+x）^5))/x+1000*(（1/1+x）^5)
    -(1-x)*(1-x)*lnX=0.14
    x^3-10x+4=0
    3/x=2x+5
    8u^2-68u-36
    12v^2+6v-60
    12v^2+6v-20
    6x^2-8x-8
    2m^2-m-3
    40x^2+70x+15
    x^3-3x+1=0
    240.40-26.70
    (x+25)(x+4)(x+0.25)=62500
    26.405938+213.9915
    X-0.3X=74035
    1.08*10*(1-0.984352)/0.0064

Home page << page31296 page31297 page31298 page31299 page31300 ... ... page31302 page31303 page31304 page31305 page31306 >> Last page 31306 pages in total