Trigonometry Examples

$\sin (\frac{7 x}{3}) \cos (\frac{5 x}{2}) - \cos (\frac{7 x}{3}) \sin (\frac{5 x}{2})$

Step 1

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$\sin (\frac{7 x}{3}) \cos (\frac{5 x}{2}) - \cos (\frac{7 x}{3}) \sin (\frac{5 x}{2})$