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juhsantos00
@juhsantos00
July 2022
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quanto da a soma (x+y) (x+2)?
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tonilacerda
(x+y)(x+2)
x.x + x.2 + y.x + y.2
x² + 2x + yx + 2y
RESPOSTA : x² + 2x + 2y + xy
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profamat
Tem que multiplicar o x vezes x e 2 que fica:
x²+2x
agora multiplica o y:
yx+2y
ficando:
x²+2x+yx+2y
bons estudos !
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juhsantos00
July 2022 | 0 Respostas
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Lista de comentários
x.x + x.2 + y.x + y.2
x² + 2x + yx + 2y
RESPOSTA : x² + 2x + 2y + xy
x²+2x
agora multiplica o y:
yx+2y
ficando:
x²+2x+yx+2y
bons estudos !