Trigonometry Examples

$\sec (x) - \cos (x)$

Step 1

Rewrite $\sec (x)$ in terms of sines and cosines.

$\frac{1}{\cos (x)} - \cos (x)$

Step 2

Convert from $\frac{1}{\cos (x)}$ to $\sec (x)$ .

$\sec (x) - \cos (x)$