1-2x-5/6＝3-x/4
    1-2x-5÷6＝3-x÷4
    5.737547668715=(-1.40557*x^3+0.77526*x^2+0.15830*x-0.06831)*(ln(87870/233))^3+(17.93006*x^3-9.22091*x^2-2.37733*x+0.86295)(ln(87870/233))^2+(-79.99715*x^3+40.55620*x^2+9.00157*x-2.54543)(ln(87870/233))+(122.656069*x^3-63.88418*x^2-9.58936*x+6.20045)
    x^6-2x^5+3x^4-4x^3+5x^2-6x^1-7=0
    x^6+2x^5+3x^4+4x^3+5x^2+6x^1-7=0
    x^6+2x^5+3x^4+4x^3+5x^2+6x^1+7=0
    x^6+x^5+x^4+x^3+x^2+x^1=0
    lnx=x-2
    lnx=x-1
    lnx=x
    (122.656069*0.224^3-63.88418*0.224^2-9.58936*0.224+6.20045)+5.737547668715=(-1.40557*0.224^3+0.77526*0.224^2+0.15830*0.224-0.06831)X^3+(17.93006*0.224^3-9.22091*0.224^2-2.37733*0.224+0.86295)X^2+(-79.99715*0.224^3+40.55620*0.224^2+9.00157*0.224-2.54543)X
    x^2+x+1=0
    (122.656069*0.224^3-63.88418*0.224^2-9.58936*0.224+6.20045)=(-1.40557*0.224^3+0.77526*0.224^2+0.15830*0.224-0.06831)X^3+(17.93006*0.224^3-9.22091*0.224^2-2.37733*0.224+0.86295)X^2+(-79.99715*0.224^3+40.55620*0.224^2+9.00157*0.224-2.54543)X
    254/(87.87*0.50387)=(-1.40557*0.224^3+0.77526*0.224^2+0.15830*0.224-0.06831)X^3+(17.93006*0.224^3-9.22091*0.224^2-2.37733*0.224+0.86295)X^2+(-79.99715*0.224^3+40.55620*0.224^2+9.00157*0.224-2.54543)X
    254/(87.87*0.50387)=(-1.40557*0.224^3+0.77526*0.224^2+0.15830*0.224-0.06831)X^3+(17.93006*0.224^3-9.22091*0.224^2-2.37733*0.224+0.86295)X^2
    254/(87.87*0.50387)=(-1.40557*0.224^3+0.77526*0.224^2+0.15830*0.224-0.06831)X^3
    254/(87.87*0.50387)=y^3+y^2+y
    254/(87.87*0.50387)=y^2+y
    lgx = 18.05
    Lgx=18.05

首页 << 第2366页 第2367页 第2368页 第2369页 第2370页 ... ... 第2372页 第2373页 第2374页 第2375页 第2376页 >> 尾页 共31237页