factoriser: 4x^2-25+(x-3)(2x-5)
Mathématiques
paulinemartin1
Question
factoriser:
4x^2-25+(x-3)(2x-5)
4x^2-25+(x-3)(2x-5)
1 Réponse
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1. Réponse winner123
bonsoir
4x² - 25 - ( x - 3 ) ( 2 x -5)
( 2 x - 5)² - ( x -3) ( 2 x -5)
( 2 x -5) ( 2 x -5 - x + 3)
(2 x -5) ( x - 2)