Question

Сократите дробь а+2b/a^2+4ab+4b^2

Answer 1

= а+2в/(а+2в)(а+2в)= 1/а+2в

Answer 2

(а+2b)/(a^2+4ab+4b^2)=(а+2b)/(а+2b)(а+2b)=1/(а+2b)