计算X+1/X+5X/X+1=6
參考答案:方程是这样的吗?x+1/x+(5x)/(x+1)=6?
这个分式方程怎么可能是初三的?化成整式后是三次方程
X1=1/6*(-108+12*i*1419^(1/2))^(1/3)+10/(-108+12*i*1419^(1/2))^(1/3)
X2=-1/12*(-108+12*i*1419^(1/2))^(1/3)-5/(-108+12*i*1419^(1/2))^(1/3)+1/2*i*3^(1/2)*(1/6*(-108+12*i*1419^(1/2))^(1/3)-10/(-108+12*i*1419^(1/2))^(1/3))
X3=-1/12*(-108+12*i*1419^(1/2))^(1/3)-5/(-108+12*i*1419^(1/2))^(1/3)-1/2*i*3^(1/2)*(1/6*(-108+12*i*1419^(1/2))^(1/3)-10/(-108+12*i*1419^(1/2))^(1/3))