without the help of a graph, how i prove that the route through the points (0.689,−0.311) and (−0.689,−0.311) is the fastest route.? or maybe the question is: without the help of a graph how do i find those point???
without the help of a graph, how i prove that the route through the points (0.689,−0.311) and (−0.689,−0.311) is the fastest route.? or maybe the question is: without the help of a graph how do i find those point???
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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without the help of a graph, how i prove that the route through the points (0.689,−0.311) and (−0.689,−0.311) is the fastest route.?
or maybe the question is: without the help of a graph how do i find those point???
Expert Solution
Solution:
The time t in terms of b is .
Differentiate t with respect to b:
Set the derivative to zero and v =2:
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