The Distance, in Miles, from Me to a Moving Train $$D ( t ) = \sqrt { ( 30 t ) ^ { 2 } + ( 5 - 30 t ) ^ { 2 } } .$$

question 56

Multiple Choice

The distance, in miles, from me to a moving train is given by $$D ( t ) = \sqrt { ( 30 t ) ^ { 2 } + ( 5 - 30 t ) ^ { 2 } } .$$ Here represents hours since I heard the train whistle. Calculate the distance to the train 6 hours after I heard the whistle.

• A) 5 miles
• B) 251.05 miles
• C) 63025 miles
• D) 178.06 miles

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Definitions:

Concept Testing

The process of evaluating consumer response to an idea before introducing a product or service to the market, to ascertain its potential success.

Visual Models

Diagrams or representations used to illustrate complex information or processes, facilitating easier understanding and analysis.

Potential Product

The concept of what a product could become or the highest value that a product can deliver to a consumer, incorporating all possible augmentations and transformations the product might undergo.

Idea Generation

The creative process of generating, developing, and communicating new ideas, where an idea is understood as a basic element of thought that can be tangible or intangible.