Question

Сократите дробь во влажении

Answer 1

$frac{m^2m}{2m^2}= frac{m}{2} \ frac{m^2+m}{2m^2}= frac{m+1}{2m} \ frac{m^2-m}{m^3-m^2} = frac{1}{m}$

$frac{m^2-4}{m^2-2m} = frac{m+2}{m} \ frac{3m-9}{15-5m} = -frac{3}{5}$