" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Nomer 39.
Jawaban a.
= y² - x² / x²y : x - y / x²y
= y² - x² / x²y x x²y / x-y
= y² - x² / x - y
= -1 . (x + y) (x - y) / x-y
= -x - y
Kalau bingung tanya aja!