Express the Product as a Sum or Difference $\sin 7 x \cos 4 x$

question 223

Multiple Choice

Express the product as a sum or difference.
- $\sin 7 x \cos 4 x$

• A) \(\frac { 1 } { 2 } ( \sin 11 x + \sin 3 x )\)
• B) \(\sin \left( \cos 28 x ^ { 2 } \right)\)
• C) \(\frac { 1 } { 2 } ( \cos 11 x - \cos 3 x )\)
• D) \(\frac { 1 } { 2 } ( \sin 11 x + \cos 3 x )\)

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Definitions:

Labor Market

A marketplace in which employers find workers and workers find jobs; this market is influenced by supply and demand for labor, skills required, and wage levels.

Equilibrium Wage

The wage rate at which the quantity of labor demanded equals the quantity of labor supplied in the market, leading to a stable employment situation.

Employment Level

The total number of people currently employed in the economy, either full-time or part-time.

Illegal Immigrants

Individuals who enter or reside in a country without proper authorization or legal permission from that country's government.