" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(p-q/p+q)³
(p+q)³
(p-q)²
p³+p²q+2p²q+2pq²+pq+q²
p³-p²q-2p²q+2pq²+pq-q²