Bonsoir,
(n+2)² - 100 = n² +92
n² +4n + 4 -100 = n² +92
n² +4n -n² = 92 -4
4n = 88
n = 88/4
n= 22
Il a 22 carreaux
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
Bonsoir,
(n+2)² - 100 = n² +92
n² +4n + 4 -100 = n² +92
n² +4n -n² = 92 -4
4n = 88
n = 88/4
n= 22
Il a 22 carreaux