Question

сократите дробь 4pq(p-q)/2p^2(p^2-q^2)

Answer 1

Решение
Сократите дробь:
 [4pq(p-q)] / [2p^2(p^2-q^2)] =  [4pq(p-q)] / [2p^2(p-q)*(p+q)] =
= 2q / [p(p+q)]