" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x+2 < 0+5
x+2 < 5
x < 5-2
x < 3, x bukansamadengan 0
hp: {-takterhingga, 0} U {0, 3}