" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x-y>4
y<2x-4
II cwiartka x<0, y>0
-2x-y>4
y<-2x-4
III cwiartka x<0, y<0
-2x+y>4
y>2x+4
IV cwiartka x>0, y<0
2x+y>4
y>-2x+4
Rysunek w zalaczniku