" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= p(2q-3p) -q(2q -3p)
= 2pq -3p² - 2q² +3pq
= -3p² -2q² + 2pq +3pq
= -3p²-2q² +5pq
=2pq-3p²-2q²+3pq
=5pq - 3p² - 2q²