Solve the Problem $\theta ( 0 \leq \theta < 2 \pi )$

question 47

Multiple Choice

Solve the problem.
-For what values of $\theta ( 0 \leq \theta < 2 \pi )$ do maximum r-values occur on the graph of the polar equation $r = 1 + 5 \cos 2 \theta$ ? Note that a maximum $r$ -value occurs at a point that is the maximum distance from the pole.

• A) \(\frac { \pi } { 2 } , \frac { 3 \pi } { 2 }\)
• B) \(0 , \pi\)
• C) \(0 , \frac { \pi } { 2 } , \pi , \frac { 3 \pi } { 2 }\)
• D) \(\frac { \pi } { 4 } , \frac { 5 \pi } { 4 }\)

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Definitions:

Pragmatic Speech

The aspect of spoken language that involves understanding and using language socially and appropriately in different contexts.

Effective Demonstration

A method of teaching or showing a skill, principle, or technique in a way that is clearly understood and effectively learned by the observer.

Referential Speech

Language use that focuses on naming or labeling objects, people, or events, often observed in early child language development.

Pragmatics

The branch of linguistics concerned with the use of language in social contexts and the ways in which people produce and comprehend meanings through language.