" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
nah habis itu dioperasikan seperti ini
2x²+3xy-2y²
-x²+2xy-y²
_________-
3x²+xy-y²
Kalau salah maaf
=2x2+4xy-xy-2y2+x2-2xy-y2
=3x2+xy-3y2