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The position of a toy train on a straight track is given by the following table. Find the velocity at t = 0.7 by averaging the average rate of change over the left and right intervals. t (sec) 0.2 0.5 0.7 1.0 1.2 s (ft) 0.8 2.9 4.7 7.7 10.9 O Answer not listed O 11 ft/sec 10 ft/sec O 9 ft/sec O 9.5 ft/sec O 11.5 ft/sec

The position of a toy train on a straight track is given by the following table. Find the velocity at t = 0.7 by averaging the average rate of change over the left and right intervals. t (sec) 0.2 0.5 0.7 1.0 1.2 s (ft) 0.8 2.9 4.7 7.7 10.9 O Answer not listed O 11 ft/sec 10 ft/sec O 9 ft/sec O 9.5 ft/sec O 11.5 ft/sec

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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The position of a toy train on a straight track is given by the following table. Find the velocity at t = 0.7 by averaging the average rate of change over the left and right intervals. t (sec) 0.2 0.5 0.7 1.0 1.2 s (ft) 0.8 2.9 4.7 7.7 10.9 O Answer not listed O 11 ft/sec O 10 ft/sec O 9 ft/sec O 9.5 ft/sec O 11.5 ft/sec
Transcribed Image Text:The position of a toy train on a straight track is given by the following table. Find the velocity at t = 0.7 by averaging the average rate of change over the left and right intervals. t (sec) 0.2 0.5 0.7 1.0 1.2 s (ft) 0.8 2.9 4.7 7.7 10.9 O Answer not listed O 11 ft/sec O 10 ft/sec O 9 ft/sec O 9.5 ft/sec O 11.5 ft/sec
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