Дополните формулу "сумма кубов": \( p^{\,3}+r^{\,3}=(\)?\( r\,)(\)\( ^{\,2}\)?\( +r^{\,2})\)

Задание

Дополните формулу "сумма кубов":

\(\displaystyle p^{\,3}+r^{\,3}=(\)[ ][?|+|-]\(\displaystyle r\,)(\)[ ]\(\displaystyle ^{\,2}\)[?|+|-][ ]\(\displaystyle +r^{\,2})\)