Trigonometric Identities

$$\sin^2x$$  

$$\cos^2x$$  

$$\tan^2x$$  

$$\csc^2x$$  

$$\cot x$$  

$$\frac{\cos x}{\sin x}$$  

$$\frac{\sin x}{\cos x}$$  

$$\tan x$$  

2

$$\frac{1}{2}$$  

$$\cos x$$  

No Solution

1

$$\tan x$$  

$$\csc x$$  

$$\cos x$$  

$$\sec x$$  

$$\frac{1}{\cos x}$$  

$$\left(\frac{1}{\sin x}\right)\left(\frac{\sin x}{\cos x}\right)$$  

$$\csc x$$  

$$\sin\left(-x\right)=-\sin\left(x\right)$$

$$\cos\left(-x\right)=-\cos\left(x\right)$$

$$\tan\left(-x\right)=-\tan\left(x\right)$$

$$\cot\left(-x\right)=-\cot\left(x\right)$$