∫（x+1）／（x^2-2x+5） dx 详细过程

Question

如题所述

Answer 1

=1/2∫1/(x²-2x+5)d(x²-2x+5)+2∫1/((x-1)²+4)d(x-1)
=1/2(ln(x²-2x+5)+arctan((x-1)/2))本回答被提问者采纳