e time period from t=1 to t=7.6 .  feet per second    Determine the average speed for the time period from t=1 to t=7.8 .  feet per second    Determine the average speed for the time period from t=1 to t=5.7.  feet per second

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
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Chapter1: Equations, Inequalities, And Mathematical Modeling
Section: Chapter Questions
Problem 22T: On the first part of a 350-kilometer trip, a salesperson travels 2 hours and 15 minutes at an...
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The distance, s (in feet), traveled by a car moving in a straight line is given by the formula s=2t^2+2t+2 , where t is the number of seconds elapsed since the car started moving.

  1. Determine the average speed for the time period from t=1 to t=7.6 .
     feet per second   

  2. Determine the average speed for the time period from t=1 to t=7.8 .
     feet per second   

  3. Determine the average speed for the time period from t=1 to t=5.7.
     feet per second   
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