Question

当m不等于0,且|m|不等于0时,分式(1+m)/(m-m^2)的分子和分母同乘以一个整式,得到(m^1997+2m^1

Answer 1

(m^1997+2m^1998+m^1999)/(m^1998-m^2000)

=m^1997*(1+m)(1+m)/m^1997*(1+m)(m-m^2)

∴整式是m^1997*(1+m)