Precalculus Examples

$\frac{\tan (θ)}{\sec (θ)} = \frac{1}{\cos (θ)} - \cos (θ)$

Step 1

The provided equation is not an identity.

$\frac{\tan (θ)}{\sec (θ)} = \frac{1}{\cos (θ)} - \cos (θ)$ is not an identity