" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= p^2 + 2pq + q^2
(p^2 + 2pq + q^2) × (p+q)
= p^3 + p^2q + 2p^2q + 2pq^2 + pq^2 + q^3
= p^3 + 3p^2q + 3pq^2 + q^3