[tex] \frac{a-2}{a^3+1} - \frac{1-a}{a^2-a+1} [/tex]
[tex] \frac{2m-20}{m^2-4} + \frac{4}{m-2} - \frac{6}{m} [/tex]
[tex] \frac{2m-20}{m^2-4} + \frac{4}{m-2} - \frac{6}{m} [/tex]
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Answers & Comments
=(a²+a-3)/(a³+1)
(2m-20)/(m-2)(m+2)+4/(m-2)-6/m=(2m²-40m+4m²+8m-6m²+24)/m(m²-4)=
=(-32m+24)/m(m²-4)