" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x² - 5x + 6 > (x + 2)²
x² - 5x + 6 > x² + 4x + 4
x² - x² - 5x - 4x + 6 - 4 > 0
- 9x + 2 > 0
- 9x > - 2
9x < 2
x < 2/9
<=====o
2/9
syarat numerus ...x² - 5x + 6 ≥ 0
(x - 2)(x - 3) ≥ 0
<=======o---------------o========>
2 3
Hp .irisan keduanya
∴ Hp = {x / x ≤ 2 atau x ≥ 3 ; x ∈ R }