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Xerifa's Profile
Star Rating: [2 
]
Member Since: Mar 17, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
]
Member Since: Mar 17, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
mar
17
2014
Trigonometria no triângulo retângulo
Num triângulo retângulo ABC, de ângulos internos Â, B e C, com C=90?, de lados AB=c, AC=b e BC=a, calcule o valor numérico de M=(a-b)/a*cotg (Â/2)-b*cotg (B/2). Motivo da pergunta: não to conseguindo...
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