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View Policies Current Attempt in Progress The accompanying figure shows known flow rates of hydrocarbons into and out of a network of pipes at an oil refinery. 200 E X3 D 150 X5 200 25 A X2 B 175 C (a) Set up a linear system whose solution provides the unknown flow rates. XI 25 X2 175 X3 Find A so that Ax = y where x = and y 200 X4 150 X5 200 x6 Form the system so that the first equation represents node A, the second equation node B, etc. Then take all the variable to one side such that all the constants are on one side and positive. From the equations form the required matrices and enter the appropriate values for A below. i A = i Submit Answer X₁ Save for Later X6 = Attempts: 0 of 1 used

View Policies Current Attempt in Progress The accompanying figure shows known flow rates of hydrocarbons into and out of a network of pipes at an oil refinery. 200 E X3 D 150 X5 200 25 A X2 B 175 C (a) Set up a linear system whose solution provides the unknown flow rates. XI 25 X2 175 X3 Find A so that Ax = y where x = and y 200 X4 150 X5 200 x6 Form the system so that the first equation represents node A, the second equation node B, etc. Then take all the variable to one side such that all the constants are on one side and positive. From the equations form the required matrices and enter the appropriate values for A below. i A = i Submit Answer X₁ Save for Later X6 = Attempts: 0 of 1 used

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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View Policies Current Attempt in Progress The accompanying figure shows known flow rates of hydrocarbons into and out of a network of pipes at an oil refinery. 200 E x3 D 150 X6 25 A x2 B 200 175 C (a) Set up a linear system whose solution provides the unknown flow rates. 25 X2 175 X3 Find A so that Ax = y where = and y 200 X4 150 X5 200 X6 Form the system so that the first equation represents node A, the second equation node B, etc. Then take all the variable to one side such that all the constants are on one side and positive. From the equations form the required matrices and enter the appropriate values for A below. i A = i Submit Answer X₁ Save for Later = Attempts: 0 of 1 used
Transcribed Image Text:View Policies Current Attempt in Progress The accompanying figure shows known flow rates of hydrocarbons into and out of a network of pipes at an oil refinery. 200 E x3 D 150 X6 25 A x2 B 200 175 C (a) Set up a linear system whose solution provides the unknown flow rates. 25 X2 175 X3 Find A so that Ax = y where = and y 200 X4 150 X5 200 X6 Form the system so that the first equation represents node A, the second equation node B, etc. Then take all the variable to one side such that all the constants are on one side and positive. From the equations form the required matrices and enter the appropriate values for A below. i A = i Submit Answer X₁ Save for Later = Attempts: 0 of 1 used
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