Use the properties of the trigonometric functions to find the exact value of the expression. Do not use a calculator.
-$$\tan 50 ^ { \circ } - \frac { \sin 50 ^ { \circ } } { \cos 50 ^ { \circ } }$$
A) 0
B) 50
C) 1
D) undefined

Question

Quizplus · Accepted Answer

The expression simplifies to 0 because $\tan 50^\circ = \frac{\sin 50^\circ}{\cos 50^\circ}$, so subtracting $\frac{\sin 50^\circ}{\cos 50^\circ}$ from itself results in 0.

Use the Properties of the Trigonometric Functions to Find the Exact