85667.9=29.856x+0.003x^2
    200.99+0.5*(101.82+10.7*x)*(x+2.8)=0.5*x*(170.7+38.21*x)
    2a^2-3a+3＝0
    0.0346559841x（1-x*x）-363.594282569x+12.84229949（x*x+1）=0
    5X2
    x*x+2x+1=0
    (2168.4556-36.86x)*3=(x-4.4)*(x-4.4)*((129656.8829+17739.02243x+566.9x^2)/(391.8232+33.672x)-(19542.99689+2062.93164x+51.2072x^2)/(154.172+10.12x))
    1*2
    (1+x)^5+(1+x)^4+(1+x)^3+(1+x)^2+1+x=5.51
    (1+x)^5+(1+x)^4+(1+x)^3+(1+x)^2+1+x=5.41
    6x*x-x+2=0
    46-5x=30
    2.5+0.9x=2.5
    3×（x-12）＝x+14
    x^2-7x+3=0
    ?ⷽ?̰???
    ?ⷽ??1x+2=3
    ?ⷽ??1x+2=3
    ?ⷽ??1x+2=3
    ?ⷽ??1x+2=3

Home page << page30991 page30992 page30993 page30994 page30995 ... ... page30997 page30998 page30999 page31000 page31001 >> Last page 31249 pages in total