Each expression simplifies to a constant, a single function, or a power of a function. Using fundamental identities simplify the given expression.

$$\cot \alpha \sin \alpha$$

Each expression simplifies to a constant, a single function, or a power of a function. Using fundamental identities simplify the given expression.

$$\csc ^2 t-1$$

Each expression simplifies to a constant, a single function, or a power of a function. Using fundamental identities simplify the given expression.

$$\tan \theta \cos \theta$$

Each expression simplifies to a constant, a single function, or a power of a function. Using fundamental identities simplify the given expression.

$$\sec r \cos r$$

Each expression simplifies to a constant, a single function, or a power of a function. Use fundamental identities to simplify each expression. $\tan \theta \cos \theta$

Each expression simplifies to a constant, a single function, or a power of a function. Use fundamental identities to simplify each expression. sec r cos r

Each expression simplifies to a constant, a single function, or a power of a function. Using fundamental identities simplify the given expression.

$$\sec ^2 x-1$$

Each expression simplifies to a constant, a single function, or a power of a function. Use fundamental identities to simplify each expression. $\csc ^{2} t-1$

Each expression simplifies to a constant, a single function, or a power of a function. Use fundamental identities to simplify each expression. $\sec ^{2} x-1$

Write each expression in terms of sine and cosine, and simplify it. (The final expression does not necessarily have to be in terms of sine and cosine.)

$$\frac{\tan ^2 \theta}{\sec ^2 \theta}$$

Write each expression in terms of sine and cosine, and simplify it. (The final expression does not necessarily have to be in terms of sine and cosine.)

$$(\sec \theta-1)(\sec \theta+1)$$

Write the expression in terms of sine and cosine, and simplify it.

$$\frac{\cos \theta+\sin \theta}{\sin \theta}$$

Write each expression in terms of sine and cosine, and simplify it. (The final expression does not necessarily have to be in terms of sine and cosine.)

$$\csc \theta \sec \theta \tan \theta$$

Write each expression in terms of sine and cosine, and simplify it. (The final expression does not necessarily have to be in terms of sine and cosine.)

$$\frac{\cot ^2 \theta}{\csc ^2 \theta}$$