Trigonometry Final - Part 1 of 2
SAMPLE
Please be aware that you practice a sample exam set, which means that it’s mimicking a real exam. In order to have more accurate experience:
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6. Trigonometric Identities and More Equations / Double Angle Identities / Problem 3
Use a product-to-sum formula to write the given trigonometric expression as a sum or difference:
2 cos 55° sin 150°
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