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Estudos Gerais05/25/2024

02) Calcule os valores de seno, cosseno e tangente, indicado...

  1. Calcule os valores de seno, cosseno e tangente, indicados nos itens fazendo a redução ao 1 o quadrante. (Dados: sin72=0,9511;cos41=0,7547;tan15=0,2679\sin 72^{\circ}=0,9511 ; \cos 41^{\circ}=0,7547 ; \tan 15^{\circ}=0,2679 ) a) sin7π5\sin \frac{7 \pi}{5} b) cos581\cos 581^{\circ} c) tan(35π12)\tan \left(-\frac{35 \pi}{12}\right)

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