" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x^2 + x = 420
x^2 + x - 420 = 0
(Aplicamos fórmula)
x = 20
x+1 = 21
Ó
x= -21
x+1= -20