Calculus Examples

$\tan^{2} (\frac{θ}{2}) = \frac{\sec (θ) - 1}{\sec (θ) + 1}$

Step 1

The provided equation is an identity.

$\tan^{2} (\frac{θ}{2}) = \frac{\sec (θ) - 1}{\sec (θ) + 1}$ is an identity