Question

(a^1/3 - b^1/3) (ab^1/3 - a^1/3b)
__________ * ____________
(ab)^1/3 (a^1/3 + b^ 1/3)

Answer 1

(∛a-∛b)/∛(ab)*∛(ab)(∛a-∛b)(∛a+∛b)/(∛a+∛b)=(∛a-∛b)²