" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) x^2+6x+9
b) 4x^2-12x+9
c) 4x^4-12x^2+9
d) 9y^2-12x^2y+4x^4
Corona por favor..