" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(x+3)*x≥0
____-3_____0_____>0
+ + 0 _ _ X + +
D=(-∞,-3> u (0,+∞)
√((x+3)/x)≤0 ⇔ x+3=0
x=-3