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:

Crowding-Out Effect

A situation where increased government spending leads to a reduction in private sector spending, either because it raises interest rates or because it uses up available financial resources.

Keynesians

Keynesians are economists or followers of the economic theories of John Maynard Keynes, who advocate for active government intervention to manage economic cycles.

Crowding-Out

An economic theory that suggests increased government spending reduces or "crowds out" private sector spending and investment.

Fiscal Policies

Government policies related to taxation and spending that are used to influence the economy, manage inflation, and stimulate or slow down economic growth.