" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x > 0
syarat 2
2 + 1/x < 2/x - 5 (kali dengan x)
2x + 1 < 2 - 5x
2x + 5x < 2 -1
7x < 1
x < 1/7
gabungan
0 < x < 1/7 (D)