Тригонометриялық қос бұрыштар

$$\sin\alpha$$

$$\cos\alpha$$

$$tg\ \alpha$$

$$\operatorname{ctg}\ \alpha$$

$$2\sin\alpha\cos\alpha$$

$$\cos^2\alpha\ -\sin^2\alpha$$

$$1-2\sin^2\alpha$$

$$2\cos^2\alpha-1$$

$$\sin\alpha\cos\alpha$$

$$\cos^2\alpha\ -\sin^2\alpha$$

$$2\cos\alpha\sin\alpha$$

$$2\cos^2\alpha-1$$

$$\frac{2tg\ \alpha}{1-tg^2\alpha}$$

$$\frac{1-tg^2\alpha}{2tg\ \alpha}$$

$$\frac{tg\ \alpha}{1-tg^2\alpha}$$

$$\frac{2tg\ \alpha\ }{1+tg^2\alpha}$$

$$\frac{\sin\alpha}{1+\cos\alpha}$$

$$\frac{\sin\alpha}{1-\cos\alpha}$$

$$\frac{1-\cos\alpha}{\sin\alpha}$$

$$\frac{1-\cos\alpha}{\sin\alpha}$$

$$\sin30^0$$

$$\cos30^0$$

$$\sin35^0$$

$$\sin35^0$$

$$\sin\alpha+\cos\alpha$$

$$\cos\alpha$$

$$\sin\alpha$$

$$\cos\alpha-\sin\alpha$$

$$\frac{\sqrt[]{3}}{2}$$

1

$$\frac{1}{2}$$

$$\frac{\sqrt[]{2}}{2}$$

$$\frac{\sqrt[]{3}}{2}$$

1

$$\frac{1}{2}$$

$$\frac{\sqrt[]{2}}{2}$$

$$-\frac{\sqrt[]{3}}{3}$$

-1

$$1$$

$$-\sqrt[]{3}$$