Trigonometry Examples

$\frac{\cot (u) + \csc (u - 1)}{\cot (u) - \csc (u + 1)} = \csc (u) + \cot (u)$

Step 1

The provided equation is not an identity.

$\frac{\cot (u) + \csc (u - 1)}{\cot (u) - \csc (u + 1)} = \csc (u) + \cot (u)$ is not an identity