" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x ∈ (- ∞, 5) ⇔x<5
a)
x ∈ (3, + ∞) ⇔x>3
b)
x ∈ <-5, 6> ⇔ -5≤x≤6
2)
x ∈ <-1 , 5> ⇔-1 ≤ x ≤ 5
a)
x ∈ ( - ∞, √2) ⇔x<√2