Choose the One Alternative That Best Completes the Statement or Answers

question 230

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Complete the identity.
- $$\frac { \sin ( 3 \theta ) } { \sin \theta } = ?$$

• A) \(2 \sin \theta \cos \theta\)
• B) \(\cos ( 2 \theta ) + \sin \theta \cos \theta\)
• C) \(2 \cos ( 2 \theta )\)
• D) \(4 \cos ^ { 2 } \theta - 1\)

---

Definitions:

Master/Slave Protocol

A communication protocol in which one device (master) controls one or more other devices (slaves).

Polling

A network access method where a master controller manages the communication process by interrogating each slave controller under it to determine whether the slave has any information to send.

Collision Detection

The process of identifying when two or more entities in a digital environment, such as packets in a network or objects in a simulation, coincide or interact with one another.

Axis of Motion

Refers to the direction along which an object moves or is controlled, commonly used in robotics and CNC machinery for specifying movement.