bonjour jechercche le reduction de l expression de 1 ×a+0×cet (8×c+5)×(4-6×c)d×d+3×(5×d)merci.... Pergunta de ideia delylyn

December 2022 1 5 Report

bonjour jechercche le reduction de l expression de 1 ×a+0×c
et (8×c+5)×(4-6×c)
d×d+3×(5×d)
merci

Réponse

1 ×a+0×c= a+0= a

(8×c+5)×(4-6×c)= (8c+5)x(4-6c)= 32c-48c²+20-30c = -48c²+2c+20

d×d+3×(5×d)= d²+15d

Explications :

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