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
    －0.0231*x^2+0.0864*x+1.3586=1.3599
    －0.0231*x^2+0.0864*x+1.3586=1.3661
    －0.0231*x^2+0.0864*x+1.3586=1.4039
    －0.0231*x^2+0.0864*x+1.3586=1.4129

Home page << page1689 page1690 page1691 page1692 page1693 ... ... page1695 page1696 page1697 page1698 page1699 >> Last page 31237 pages in total