5000（1-x）²=4050
    m^2+4=(m*m+6m+9)
    X^2-5X+4=0
    x^2-35x+300=0
    2X^2-35X+200=0
    2*10^(-6)*(t/273.15)^2*e^(147000/(8.314*t))=9
    4（0.1+x）xx=0.0000000065
    4（0.1+x）xx
    （x-20）（-x+60）＝336
    (1/2a-1/tan(2a))*1.5a=-1
    4x^2+2x-3=0
    9a^3-16.5a^2+6a=0
    s^2+21.21s+225=0
    2*10^(-6)*(t/273.15)^2*e^(147000/(8.314*t))=0.11
    6*10^(-8)*(t/273.15)^2*e^(147000/(8.314*t))=0.11
    100+0.9*0.8Y+300+160
    0.2*(x/273.15)^2*e^(147000/(8.314*x))=110000
    0.006*(x/273.15)^2*e^(147000/(8.314*x))=110000
    0.006*(x)^2/273.15^2*e^(147000/(8.314*x))=110000
    0.006*(x+273.15)^2/273.15^2*e^(147000/(8.314*(x+273.15)))=110000

Home page << page2800 page2801 page2802 page2803 page2804 ... ... page2806 page2807 page2808 page2809 page2810 >> Last page 31237 pages in total