求∫(4x-2)/[x^(3)-x^(2)-x]dx
问题描述：
求∫(4x-2)/[x^(3)-x^(2)-x]dx
答
dasyou的结果有一点点错误,正确的结果该是:
2lnx - (1-5^0.5)ln(-2x+1+5^0.5) - (1+5^0.5)ln(2x-1+5^0.5)