Bonsoir,
2 nombres consécutifs:
x
x+1
(x+1)² -x²
= x² +2x +1 -x²
= 2x+1
x+x+1 = 2x+1
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
Bonsoir,
2 nombres consécutifs:
x
x+1
(x+1)² -x²
= x² +2x +1 -x²
= 2x+1
x+x+1 = 2x+1