Without Graphing the Function, Determine Its Amplitude or Period as Requested

question 262

Multiple Choice

Without graphing the function, determine its amplitude or period as requested.
- $y = - 4 \cos \frac { 1 } { 3 } x \quad$ Find the amplitude.

• A) \(\frac { 4 \pi } { 3 }\)
• B) 4
• C) \(\frac { \pi } { 4 }\)
• D) \(6 \pi\)

---

Definitions:

Decembrist

Refers to members of a Russian revolutionary movement in the early 19th century, known for their attempt to overthrow the autocratic government in December 1825.

Russo-Japanese War

A conflict between Russia and Japan (1904-1905) over territorial disputes in East Asia, resulting in a significant military victory for Japan.

Poorly Armed

Refers to individuals or groups having inferior or inadequate weaponry compared to their adversaries.

Transportation System

The infrastructure and operations that provide for the movement of people and goods from one location to another, including roads, railways, airways, and waterways.