" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Trinomio cuadrado perfecto
1) x² +2xy +y² = (x+y)²
2) 81a² +90ab +25b² = (9a+5b)²
Diferencia de cudrados perfectos
1) 9x² - 4y² = (3x +2y) (3x -2y)
2) b² -1 = (b+1) (b-1)