" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 3x²+3xy-xy-y²
= 3x²+2xy-y²
semoga bermanfaat
= 3x²+3xy-xy-y²
= 3x²+2xy-y²