" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x>0 i 2-x>0 i 2-x≠1
x>0 i x<2 i x≠1
D=(0,1) u (1,2)
Odp. w zalaczniku.