👤

Sagot :

VINS

bonjour

2 ( 3 n - 1 ) = 6 n - 2

3 ( n + n - 1 ) + 1 = 6 n - 3 + 1 = 6 n - 2

9 n + 3 ( - n - 1 ) + 1 = 9 n - 3 n - 3 + 1 = 6 n - 2

continue, rien de compliqué

© 2024 IDNLearn. All rights reserved.