" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x-20≥0
4x≥20 /;4
x≥5
D : x∈<5,+∞)
2]
3-x>0
-x>-3
x<3
D; x∈(-∞,3)