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Amarsalwa5
@Amarsalwa5
April 2019
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Maths
développer et réduire l'expression
-2*(X-5)-3*(7-4X)
j'ai besoin d'aide, merci d'avance.
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bernardu
Très bien : (−2*(x−5)−3*(7−4x))
=−2*(x−5)−3(7−4x)
=−3*(7−4x)−2*(x−5)
Ceci est pour la forme réduite.
Forme développer :
(−2*(x−5)−3*(7−4x))
=−2x+2*5−(3*7−3*4x)
=−11+10x
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Lista de comentários
=−2*(x−5)−3(7−4x)
=−3*(7−4x)−2*(x−5)
Ceci est pour la forme réduite.
Forme développer :
(−2*(x−5)−3*(7−4x))
=−2x+2*5−(3*7−3*4x)
=−11+10x