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Product-to-Sum Identity for Sine
$$\sin A\sin B=\frac{1}{2}[\cos(A-B)-\cos(A+B)]$$
Usage
- Used to convert products of sine functions into sums that are easier to integrate.
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Product-to-Sum Identity for Sine
$$\sin A\sin B=\frac{1}{2}[\cos(A-B)-\cos(A+B)]$$
Usage
- Used to convert products of sine functions into sums that are easier to integrate.
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