Trigonometry Examples

$4 \cos^{2} (t) - \sin^{2} (2 t)$

Step 1

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$4 \cos^{2} (t) - \sin^{2} (2 t)$

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