Rewrite the following as a product of trigonometric functions.
-$\sin 7 + \sin 43$

Name: Rewrite the following as a product of trigonometric functions. -$\sin 7 + \sin 43$
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Question

Quizplus · Accepted Answer

This can be solved using the sum-to-product trigonometric identities. Specifically, the identity $\sin A + \sin B = 2 \sin \left( \frac{A + B}{2} \right) \cos \left( \frac{A - B}{2} \right)$ applies here, with $A = 43$ and $B = 7$. This gives $2 \sin 25 \cos (-18)$.

Rewrite the Following as a Product of Trigonometric Functions sin⁡7+sin⁡43\sin 7 + \sin 43sin7+sin43

Rewrite the Following as a Product of Trigonometric Functions $\sin 7 + \sin 43$