" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Propiedad distributiva
x³ + x²y + xy² - yx² - xy² - y³ = x³ - y³
x³ + 0 + 0 - y³ = x³ - y³
x³ - y³ = x³ - y³