Trigonometry Examples

$\frac{\cot^{2} (\frac{π}{2}) \cdot \tan (\frac{π}{2} - a)}{\sin (π + a) \cdot \cos (π - a)}$

Step 1

Graph.

$\frac{\cot^{2} (\frac{π}{2}) \cdot \tan (\frac{π}{2} - a)}{\sin (π + a) \cdot \cos (π - a)}$

Step 2