x(t) = 6t^2 + 4.2t + 9 What is the object's initial position? Assume each term has units of meters, and that time is in seconds

Physics for Scientists and Engineers, Technology Update (No access codes included)
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Author:Raymond A. Serway, John W. Jewett
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Chapter35: The Nature Of Light And The Principles Of Ray Optics
Section: Chapter Questions
Problem 35.8OQ: What is the order of magnitude of the time interval required for light to travel 10 km as in...
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Now let's see what we can tell from an equation for position:
x(t) = 6t^2 + 4.2t + 9
What is the object's initial position? Assume each term has units of meters, and that time is in seconds 

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