9 негізгі тригонометриялық формулалар

$$\cos\alpha$$

$$\sin\alpha$$

$$tg\alpha$$

$$\operatorname{ctg}\alpha$$

$$\cos^2\alpha$$  

$$-\cos^2\alpha$$  

$$\sin^2\alpha$$

$$tg\alpha$$  

0 

$$\cos^2\alpha$$  

$$\sin^2\alpha$$  

$$-\sin^2\alpha$$  

$$-\sin^2\alpha$$

$$\sin^2\alpha$$

$$3\sin^2\alpha$$

$$\cos^2\alpha$$

2

3

0

1

$$\sin\alpha$$

$$\cos\alpha$$

$$\sin^2\alpha$$

$$\cos^2\alpha$$

$$-\sin^2\alpha$$

2 $$\cos^2\alpha$$

$$tg^2\alpha$$

$$\operatorname{ctg}\alpha$$

$$\sin\alpha$$

$$\sin^2\alpha$$

$$\cos\alpha$$

$$\cos^2\alpha$$

$$\sin^2\beta$$

$$\cos^2\beta$$

$$-\cos^2\beta$$

$$2\sin^2\beta$$

$$\cos^2\beta$$

$$\cos\beta$$

$$2\sin^2\beta$$

$$\sin^2\beta$$