Suppose That a Tumor in a Person's Body Has a Spherical

question 85

Multiple Choice

Suppose that a tumor in a person's body has a spherical shape and that treatment is causing the radius of the tumor to decrease at a rate of 9 millimeters per month. At what rate is the surface area of the tumor decreasing when the radius is 2 mm? ​

• A)Surface area is decreasing at the rate of 288π mm²/month.
• B)Surface area is decreasing at the rate of 72π mm²/month.
• C)Surface area is decreasing at the rate of 32π mm²/month.
• D)Surface area is decreasing at the rate of 16π mm²/month.
• E)Surface area is decreasing at the rate of 144π mm²/month.

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Definitions:

Marshall Plan

An American initiative passed in 1948 to aid Western Europe, in which the United States gave over $12 billion (nearly $100 billion in 2020 dollars) in economic assistance to help rebuild Western European economies after the end of World War II.

Objectives

Represents goals or targets that are intended to be achieved in a specific period.

United States

A country in North America consisting of 50 states, known for its significant influence in global economics, culture, and politics.

Containment Policy

A United States foreign policy doctrine adopted during the Cold War, aimed at preventing the spread of communism by providing political, military, and economic assistance to vulnerable nations.