Trigonometry Examples

$\tan (50) - \frac{\sin (50)}{\cos (50)}$

Step 1

Rewrite $\tan (50)$ in terms of sines and cosines.

$\frac{\sin (50)}{\cos (50)} - \frac{\sin (50)}{\cos (50)}$

Step 2

Combine the numerators over the common denominator.

$\frac{\sin (50) - \sin (50)}{\cos (50)}$

Step 3

Subtract $\sin (50)$ from $\sin (50)$ .

$\frac{0}{\cos (50)}$

Step 4

Divide $0$ by $\cos (50)$ .

$0$