Trigonometry Examples

$\tan (\frac{7 π}{4} + x) = \frac{- \cos (x + \sin (x))}{\cos (x + \sin (x))}$

Step 1

Graph each side of the equation.

$y = \tan (\frac{7 π}{4} + x)$

$y = \frac{- \cos (x + \sin (x))}{\cos (x + \sin (x))}$

Step 2