Question

Simplify (p^2 + q^2) ( p+q) + (p^2 +q^2) (2p-q)​

Answer 1

ANSWER

 (p 2 −q )(2p+q) =p  2  (2p+q)−q  2  (2p+q) =2p  3  +p  2 q−2pq 2 −q  3