Trigonometry Examples

$\frac{2 \tan (\frac{15}{8})}{1 - \tan^{2} (\frac{15}{8})}$

Step 1

The result can be shown in multiple forms.

Exact Form:

$\frac{2 \tan (\frac{15}{8})}{1 - \tan^{2} (\frac{15}{8})}$

Decimal Form:

$0.69655085 \dots$