(a+2)/4=0.75
    a^5+3a^4+8a^2=50
    a^5+a=10
    x+5=10
    2*280/x+40=280-2*208/x
    sqrt(x^2-4)+sqrt(x^2-9)=5
    1/3（2x-1）-[（x+2）/6]＝1
    1/3（2x-1）-（x+2/6）＝1
    x-90＝x-45/4
    x-90＝x-45/4
    138x^2-126960x+14500000=0
    138x^2—127960x+14500000=0
    －0.0231*x^2+0.0864*x+1.3586=1.389
    －0.0231*x^2+0.0864*x+1.3586=1.3958
    －0.0231*x^2+0.0864*x+1.3586=1.3746
    －0.0231*x^2+0.0864*x+1.3586=1.394
    －0.0231*x^2+0.0864*x+1.3586=1.3666
    －0.0231*x^2+0.0864*x+1.3586=1.3896
    －0.0231*x^2+0.0864*x+1.3586=1.3639
    －0.0231*x^2+0.0864*x+1.3586=1.3883

Home page << page1692 page1693 page1694 page1695 page1696 ... ... page1698 page1699 page1700 page1701 page1702 >> Last page 31249 pages in total