Use the Sum-To-Product Formulas to Rewrite the Sum or Difference $\theta$

question 57

Multiple Choice

Use the sum-to-product formulas to rewrite the sum or difference as a product.
Cos 3 $\theta$ + cos 8 $\theta$

• A) \(\cos \frac { 11 \theta } { 2 } \cos \frac { 5 \theta } { 2 }\)
• B) \(2 \cos \frac { 11 \theta } { 2 } \sin - \frac { 5 \theta } { 2 }\)
• C) \(2 \sin \frac { 11 \theta } { 2 } \sin \frac { 5 \theta } { 2 }\)
• D) \(\cos - \frac { 11 \theta } { 2 } \cos \frac { 5 \theta } { 2 }\)
• E) \(2 \cos \frac { 11 \theta } { 2 } \cos - \frac { 5 \theta } { 2 }\)

Identify the first drugs developed for major classes of psychiatric medications.

Recognize the role and efficacy of Transcranial Magnetic Stimulation in treating depression.

Determine the goals and benefits of adjunctive psychotherapy in managing bipolar disorder.

Learn about nutraceutical options for the treatment of mild depression and their effectiveness.

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