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Duplicate of Matemática A - 11º ano

Quiz by Alice Duarte

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6 questions

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Q1
300s
Q2
300s
Q3
300s
Q4
Na figura ao lado, está representado, em referencial o.n. Oxyz, um cone reto de vértice V e base de centro no ponto A. Sabe-se que: • o ponto V pertence ao eixo Oz, e o ponto A pertence ao eixo Oy ; • a base do cone tem raio 3 e está contida no plano definido por 4y − 3z = 16 . Qual das seguintes equações define um plano perpendicular ao plano que contém a base do cone e que passa no ponto de coordenadas (1,2, − 1) ?
$3x+4y+z=10$
$3y+4z=8$
$x+3y+4z=3$
$4x−3z=11$
300s
Q5
300s
Q6
300s

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