The Coordinate of an Object Is Given as a Function

question 73

Multiple Choice

The coordinate of an object is given as a function of time by x = 7t - 3t², where x is in meters and t is in seconds.Its velocity at t = 3s is:

• A)-6 m/s
• B)-11 m/s
• C)-21 m/s
• D)9 m/s
• E)18 m/s

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Definitions:

Normal Good

A type of good for which demand increases when consumer income rises, and falls when consumer income decreases.

Demand Shift

A change in the quantity demanded at every price point, often caused by factors like consumer preferences, income, and price of related goods.

Quantity Demanded

The cumulative quantity of a product or service that buyers are ready and capable of buying at a specific price.

Power

The capacity or ability to direct or influence the behavior of others or the course of events.