Trigonometry Examples

$\frac{1 - \cos^{2} (x)}{\cos^{2} (x)}$

Step 1

Apply pythagorean identity.

$\frac{\sin^{2} (x)}{\cos^{2} (x)}$

Step 2

Convert from $\frac{\sin^{2} (x)}{\cos^{2} (x)}$ to $\tan^{2} (x)$ .

$\tan^{2} (x)$