" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x² + 2x + 1
= 2(x² - 1)
x² + 2x + 1
= 2(x + 1)(x - 1)
(x + 1)(x + 1)
= 2(x - 1)
(x + 1)
= 2x - 2
x + 1
Maaf kalau salah