Trigonometry Examples

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

Step 1

Apply pythagorean identity.

$\frac{\sin^{2} (θ)}{\cos^{2} (θ)}$

Step 2

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

$\tan^{2} (θ)$