求解不定积分∫x/x^2+x+1dxSORRY,应该是求解不定积分∫x/（x^2+x+1）dx

Question

求解不定积分∫x/x^2+x+1dx
SORRY,应该是求解不定积分∫x/（x^2+x+1）dx

Answer 1

∫x/（x^2+x+1）dx=∫(x+1/2)/[(x+1/2)^2+3/4]dx-1/2∫1/[(x+1/2)^2+3/4]dx
写到这里你应该能明白了,下面简单