Choose the One Alternative That Best Completes the Statement or Answers

question 53

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-The volume $V$ of a right circular cylinder of height 2 and radius $r$ is $V ( r ) = 2 \pi r ^ { 2 }$ . Find the instantaneous rate of change of volume with respect to radius $r$ when $r = 7$ .

• A) \(23 \pi \mathrm { ft } ^ { 3 } / \mathrm { ft }\)
• B) \(28 \pi \mathrm { ft } ^ { 3 } / \mathrm { ft }\)
• C) \(98 \pi \mathrm { ft } ^ { 3 } / \mathrm { ft }\)
• D) \(32 \pi \mathrm { ft } ^ { 3 } / \mathrm { ft }\)

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Definitions:

Pragmatic Contributions

Practical additions or improvements made to a field or issue that are focused on practicality, effectiveness, and applicability in real-world scenarios.

Fear Appeals

A persuasion technique that involves raising alarm or concern about a potential danger to motivate specific behaviors.

Intentions

Plans or commitments to carry out an action in the future, often reflecting conscious decisions.

Informational Appeal

A communication technique that uses factual information and logical arguments to persuade or influence others' attitudes or behaviors.