Identidades Periodicas

$$sen \: (\theta + 2πn) = sen \: \theta$$

$$csc \: (\theta + 2πn) = csc \: \theta$$

$$cos \: (\theta + 2πn) = cos \: \theta$$

$$sec \: (\theta + 2πn) = sec \: \theta$$

$$tan \: (\theta + πn) = tan \: \theta$$

$$cot \: (\theta + πn) = cot \: \theta$$