Trigonometry Examples

$86.6 = 120 \sqrt{1 - \frac{x}{π} + \frac{\sin (2 x)}{2 π}}$

Step 1

The provided equation is not an identity.

$86.6 = 120 \sqrt{1 - \frac{x}{π} + \frac{\sin (2 x)}{2 π}}$ is not an identity