Ensino Superior
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Ensino Superior. Geometria Analítica. Unidade 2 – Lei dos Senos e Produto Escalar. Amintas Paiva Afonso. Lei dos cossenos. c. b. a. Pela lei dos cossenos:. ÂNGULO ENTRE VETORES. Ex.1 - Sabendo que o ângulo entre os vetores u e v é de 60°, determinar o ângulo formado pelos vetores:.
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Ensino Superior
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Ensino Superior Geometria Analítica Unidade 2 – Lei dos Senos e Produto Escalar Amintas Paiva Afonso
Lei dos cossenos c b a Pela lei dos cossenos:
ÂNGULO ENTRE VETORES Ex.1 - Sabendo que o ângulo entre os vetores u e v é de 60°, determinar o ângulo formado pelos vetores: Ex.2: Calcule a soma entre os vetores u e v nos casos anteriores, se e :
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