Find the Specified Quantity $y = 3 \cos \left( 3 x + \frac { \pi } { 2 } \right)$

question 14

Multiple Choice

Find the specified quantity.
-Find the period of $y = 3 \cos \left( 3 x + \frac { \pi } { 2 } \right)$ .

• A) \(\frac { \pi } { 2 }\)
• B) \(\pi\)
• C) 3
• D) \(\frac { 2 \pi } { 3 }\)

---

Definitions:

Terrorism

The unlawful use of force or violence against people or property to intimidate or coerce a government or population in furtherance of political or social objectives.

Sociological Research Method

Specific strategies or techniques used in sociology to systematically collect, analyze, and interpret data about social phenomena.

Hypothesis

A statement about what one expects to find in research.

Research Design

The framework or blueprint for conducting a research study, detailing the procedures for collecting, analyzing, and interpreting data.