Question

Сократите дробь)

Answer 1

$\frac{b^3-c^3}{(b^3-c^3)^{\frac{1}{3}}} = \frac{(b^3-c^3)^1}{(b^3-c^3)^{\frac{1}{3}}} =(b^3-c^3)^{1-\frac{1}{3}}=(b^3-c^3)^{\frac{2}{3}}$