Factoriser : A= 15y³ - 10y - 5 B= 64 - (-5p - 1)² C= (t+2)² - (t+2)
Mathématiques
BlairVanDerWoodsen
Question
Factoriser :
A= 15y³ - 10y - 5
B= 64 - (-5p - 1)²
C= (t+2)² - (t+2)
A= 15y³ - 10y - 5
B= 64 - (-5p - 1)²
C= (t+2)² - (t+2)
1 Réponse
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1. Réponse Omnes
Salut,
A= 15y³ - 10y - 5
A = 5(3y³ -2y - 1)
B= 64 - (-5p - 1)²
B = 8² - (-5p-1)²
B = (8 + (-5p-1)(8-(-5p -1))
B = (8 - 5p -1)(8 +5p+1)
B = (7-5p)(9+5p)
C= (t+2)² - (t+2)
C = (t + 2)² - (t+2)*1
C = (t+2)(t+2+1)
C = (t+2)(t+3)
Bonne soirée !