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karakulak
@karakulak
January 2021
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Salut
Qui peut m aider à résoudre l équation
Merciiii
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loulakar
Verified answer
(2x + 1)(-x + 3) = 0
Il y a deux solutions car pour qu'un facteur soit nul il faut qu'au moins l'un de ces facteurs soit nul :
2x + 1 = 0 ou -x + 3 = 0
2x = -1. Ou x = 3
x = (-1/2). Ou x = 3
S = { -1/2 ; 3 }
0 votes
Thanks 1
karakulak
Merciiiii beaucoup
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Bonjour, qui peut me faire 3 2 ou 1 lettre de 5 lignes ayant un but merci
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bonjour, pourquoi on effectue des soudures a l'or plutot qu'avec le fer merci
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Verified answer
(2x + 1)(-x + 3) = 0Il y a deux solutions car pour qu'un facteur soit nul il faut qu'au moins l'un de ces facteurs soit nul :
2x + 1 = 0 ou -x + 3 = 0
2x = -1. Ou x = 3
x = (-1/2). Ou x = 3
S = { -1/2 ; 3 }