Trigonometry Examples

$\frac{2 \tan (x)}{1 - \tan^{2} (x)} = \frac{9}{4} \cdot \tan (x)$

Step 1

The provided equation is not an identity.

$\frac{2 \tan (x)}{1 - \tan^{2} (x)} = \frac{9}{4} \cdot \tan (x)$ is not an identity