Categoria: formulae.app / Matemáticas / Matemáticas Discretas / Identidades Trigonométricas
$$sen \: x = \frac{1}{csc \: x}$$
$$cos \: x = \frac{1}{sex \: x}$$
$$tan \: x = \frac{1}{cot \: x}$$
$$ctan \: x = \frac{1}{tan \: x}$$
$$sec \: x = \frac{1}{cos \: x}$$
$$csc \: x = \frac{1}{sen \: x}$$
$$tan \: x = \frac{sen \: x}{cos \: x}$$
$$cot \: x = \frac{cos \: x}{sen \: x}$$
$$sen^2x+cos^2x=1$$
$$cos^2x+sen^2x=1$$
$$sen^2x=1-cos^2x$$
$$cos^2x=1-sen^2x$$
$$sen^2x=1+tan^2x$$
$$tan^2x=sec^2x-1$$
$$csc^2x=1+ctan^2x$$
$$ctan^2x=csc^2x-1$$