23. Network Analysis The figure shows the flow of traffic (in vehicles per hour) through a network of streets. 200 100 100 200 (a) Solve this system for x, i = 1,2, 3, 4. (b) Find the traffic flow when x, = 0. (c) Find the traffic flow when x, = 100. (d) Find the traffic flow when x, = 2x.

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Chapter3: Functions And Graphs
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#23 part d
1:22
Done elementary_linear_algebra_8th_edi... O
ethe leing eperieCon leing vee
1.3 Exercises
33
22. Network Analysis The figure shows the flow of traffic
(in vehicles per hour) through a network of streets.
25. Network Analysis Determine the currents /. I, and
1, for the electrical network shown in the figure.
3 V
300
150
R-42
200
R2= 30
350
-
(a) Solve this system for x, i = 1, 2,....5.
(b) Find the traffic flow when x, = 200 and x, = 50.
(c) Find the traffic flow when x = 150 and x = 0.
Ry = 10
4 V
23. Network Analysis The figure shows the flow of traffic
(in vehicles per hour) through a network of streets.
26. Network Analysis Determine the currents I,, I,, I,
I. I, and I, for the electrical network shown in the
figure.
200
14 V
R- 32
100
100
-
R 20
E 25 V
X4
R3= 40
200
R=20
(a) Solve this system for x, i = 1, 2, 3, 4.
(b) Find the traffic flow whenx, = 0.
Rs = 12
(c) Find the traffic flow when x, = 100.
(d) Find the traffic flow when x, = 2x.
24. Network Analysis Water is flowing through a
R- 12
8 V
27. Network Analysis
network of pipes (in thousands of cubic meters per
hour), as shown in the figure.
(a) Determine the currents I,. I, and I, for the
electrical network shown in the figure.
600
(b) How is the result affected when A is changed to
2 volts and B is changed to 6 volts?
500
A: 5 V
X4
R= 10
600
500
(a) Solve this system for the water flow represented by
X, i= 1, 2,....7.
(b) Find the water flow when x, - x, = 100.
(e) Find the water flow when x, = x, = 0.
Rz= 20
(d) Find the water flow when x, = 1000 and x, = 0.
Ry = 40
B: 8 V
Capnige Cng Leing ARgekered Maye pnd ddad epen bde d pany c e ede up
Ed e dd y d es y e ingpe Conp Lengves e e a g
Chapter 1 Systems of Linear Equations
Calculus In Exercises 35 and 36, find the values of x, y.
and A that satisfy the system of equations. Such systems
arise in certain problems of calculus, and A is called the
CAPSTONE
Explain how to use systems of linear equations for
Transcribed Image Text:1:22 Done elementary_linear_algebra_8th_edi... O ethe leing eperieCon leing vee 1.3 Exercises 33 22. Network Analysis The figure shows the flow of traffic (in vehicles per hour) through a network of streets. 25. Network Analysis Determine the currents /. I, and 1, for the electrical network shown in the figure. 3 V 300 150 R-42 200 R2= 30 350 - (a) Solve this system for x, i = 1, 2,....5. (b) Find the traffic flow when x, = 200 and x, = 50. (c) Find the traffic flow when x = 150 and x = 0. Ry = 10 4 V 23. Network Analysis The figure shows the flow of traffic (in vehicles per hour) through a network of streets. 26. Network Analysis Determine the currents I,, I,, I, I. I, and I, for the electrical network shown in the figure. 200 14 V R- 32 100 100 - R 20 E 25 V X4 R3= 40 200 R=20 (a) Solve this system for x, i = 1, 2, 3, 4. (b) Find the traffic flow whenx, = 0. Rs = 12 (c) Find the traffic flow when x, = 100. (d) Find the traffic flow when x, = 2x. 24. Network Analysis Water is flowing through a R- 12 8 V 27. Network Analysis network of pipes (in thousands of cubic meters per hour), as shown in the figure. (a) Determine the currents I,. I, and I, for the electrical network shown in the figure. 600 (b) How is the result affected when A is changed to 2 volts and B is changed to 6 volts? 500 A: 5 V X4 R= 10 600 500 (a) Solve this system for the water flow represented by X, i= 1, 2,....7. (b) Find the water flow when x, - x, = 100. (e) Find the water flow when x, = x, = 0. Rz= 20 (d) Find the water flow when x, = 1000 and x, = 0. Ry = 40 B: 8 V Capnige Cng Leing ARgekered Maye pnd ddad epen bde d pany c e ede up Ed e dd y d es y e ingpe Conp Lengves e e a g Chapter 1 Systems of Linear Equations Calculus In Exercises 35 and 36, find the values of x, y. and A that satisfy the system of equations. Such systems arise in certain problems of calculus, and A is called the CAPSTONE Explain how to use systems of linear equations for
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