In Exercises 7380, use the product-to-sum formulas to write the product as a sum or
Chapter 6, Problem 76(choose chapter or problem)
In Exercises 73–80, use the product-to-sum formulas to write the product as a sum or difference.
\(4 \cos \frac{\pi}{3} \sin \frac{5 \pi}{6}\)
Text Transcription:
4 cos pi/3 sin 5 pi / 6
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