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7. A water line is to built from point P = (0,0) to point S = (5,5) and passes through regions where construction costs differ. The cost per kilometer in dollars is 3k from P to Q = (2, y), 2k from Q to R(4, z), and k from R to S. Find the minimum cost.

7. A water line is to built from point P = (0,0) to point S = (5,5) and passes through regions where construction costs differ. The cost per kilometer in dollars is 3k from P to Q = (2, y), 2k from Q to R(4, z), and k from R to S. Find the minimum cost.

Advanced Engineering Mathematics
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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= 7. A water line is to built from point P = (0,0) to point S (5,5) and passes through regions where construction costs differ. The cost per kilometer in dollars is 3k from P to Q = (2,y), 2k from Qto R(4, z), and k from R to S. Find the minimum cost.
Transcribed Image Text:= 7. A water line is to built from point P = (0,0) to point S (5,5) and passes through regions where construction costs differ. The cost per kilometer in dollars is 3k from P to Q = (2,y), 2k from Qto R(4, z), and k from R to S. Find the minimum cost.
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