求∫x的平方/(1-x)100次方dx 的不定积分

∫x²/[(1-x)^100] dx
=∫[(x-1)²+2(x-1)+1]/[(x-1)^100] dx
=∫1/[(x-1)^98] dx + 2*∫1/[(x-1)^99] dx + ∫1/[(x-1)^100] dx
= -1/97[(x-1)^97] - 1/49[(x-1)^98] - 1/