aider moi svp plllz factoriser H= (5b+3)² - (5b-3)² L=9b² -25
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Question
aider moi svp plllz
factoriser H=(5b+3)² - (5b-3)²
L=9b² -25
factoriser H=(5b+3)² - (5b-3)²
L=9b² -25
1 Réponse
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1. Réponse winner123
Bonsoir
H = (5b +3)² - (5b -3)²
H = (5b +3 - 5b +3)(5b +3 + 5b -3)
H = 6 (10b)
L = 9b² - 25
L = (3b -5)(3b +5)