factoriser: (7x-3)² -25
Mathématiques
camillebasket
Question
factoriser:
(7x-3)² -25
(7x-3)² -25
1 Réponse
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1. Réponse schellerbenjamin
(7x-3-5)(7x-3+5) = (7x-8)(7x+2)