Trigonometry Examples

$\frac{1 - \cos (x)}{1 + \cos (x)}$

Step 1

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$\frac{1 - \cos (x)}{1 + \cos (x)}$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$