(e^（1.501）-e^（-1.501）)/(e^（1.501）+e^（-1.501）)
    （(e^（0.4997）-e^（-0.4997）)/(e^（0.4997）+e^（-0.4997）)）/0.4997
    (e^（0.4997）-e^（-0.4997）)/(e^（0.4997）+e^（-0.4997）)
    th(0.4997）/0.4997
    36+9+9+6*16
    （x-12-32）0.7/40 = （x-6-24）0.7/60
    （x-12-32）0.7/40=（x-6-24）*0.7/60
    (8.82*10^6)/(4.2*10^7*0.42)
    (x-20-1)(40-2x)=300
    8/15*13/27+14/27*11/15
    2+2(1+x)+2(1+x)^2=9.5
    （80-y-65）（100＋10y）＝1560
    1.1^20
    1.678*x^(4/3)-0.678x=1
    （4500×12×0.9-60%×70X×6.95%）÷(40%×70X+5%×70X)=3.8%
    10/ln(10/5)
    5/(ln(x-5/x-10)=3
    5/(ln(x-5/x-10)=9.1
    5/(ln(x-5/x-10)=5
    5/(ln(x-5/x-10)=7.5

Home page << page3280 page3281 page3282 page3283 page3284 ... ... page3295 page3296 page3297 page3298 page3299 >> Last page 3377 pages in total