Trigonometry Examples

$\sqrt{2} \tan (45 - x) \sin (45 + x + y) = \sqrt{2} \cot (225 + x) \cos (x + y - 45)$

Step 1

The provided equation is not an identity.

$\sqrt{2} \tan (45 - x) \sin (45 + x + y) = \sqrt{2} \cot (225 + x) \cos (x + y - 45)$ is not an identity