@PedroAlves

PedroAlves

Principiante

Sendo cos x = 3/5, com x no 4o quadrante, determine tg x.
Responda
Sabendo que pi/2 < X < pi e cossec x = 4, obtenha tg x, cotg x e sec x Resposta: Tg x = √ / Cotg x = √ Sec x = √ /
Responda

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