Calculus Examples

$\frac{\sin (x)}{\cos (x)} + \frac{\cos (x)}{\sin (x)}$

Step 1

Convert from $\frac{\sin (x)}{\cos (x)}$ to $\tan (x)$ .

$\tan (x) + \frac{\cos (x)}{\sin (x)}$

Step 2

Convert from $\frac{\cos (x)}{\sin (x)}$ to $\cot (x)$ .

$\tan (x) + \cot (x)$