" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
misal : = a
a² + 5a - 50 = 0
(a + 10)( a - 5) = 0
a = -10 a = 5
x = tidak terdefinisikan
x = 1