Problem 2) a) Write a function to factorize a matrix A into A=LU with Doolitle's method (not use the existed command in Matlab or Python), use your function to solve the next problem. b) An electrical engineer supervises the production of three types of electrical components. Three kinds of material-metal,plastic, and rubber-are required for production. The amounts needed to produce each component are: Component 1 2 3 Metal, g/component 15 17 19 Plastic, g/component 0.30 0.40 0.55 Rubber, g/component 1.0 1.2 1.5 If totals of 3.89, 0.095, and 0.282 kg of metal, plastic, and rubber, respectively, are available each day, how many components can produced per day? (The following must be displayed: Matrix L, the solution of the system Ly = B, Matrix U, the solution of the system Ux = y).

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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Question

a) Write a function to factorize a matrix A into A=LU with Doolitle’s method(not use the
existed command in Matlab or Python), use your function to solve the next problem.
b) An electrical engineer supervises the production of three types of electrical components.
Three kinds of material—metal,plastic, and rubber—are required for production. The
amounts needed to produce each component are:
Component
Metal,
g/component
Plastic,
g/component
Rubber,
g/component
1 15 0.30 1.0
2 17 0.40 1.2
3 19 0.55 1.5
If totals of 3.89, 0.095, and 0.282 kg of metal, plastic, and rubber, respectively, are available
each day, how many components can be produced per day?(The following results must be
displayed: Matrix L, the solution of the system Ly = B, Matrix U, the solution of the
system Ux = y). 

Problem 2)
a) Write a function to factorize a matrix A into A=LU with Doolitle's method(not use the
existed command in Matlab or Python), use your function to solve the next problem.
b) An electrical engineer supervises the production of three types of electrical components.
Three kinds of material-metal,plastic, and rubber-are required for production. The
amounts needed to produce each component are:
Metal,
Plastic,
Rubber,
Component
g/component
g/component
g/component
1
15
0.30
1.0
2
17
0.40
1.2
3
19
0.55
1.5
If totals of 3.89, 0.095, and 0.282 kg of metal, plastic, and rubber, respectively, are available
each day, how many components can be produced per day?(The following results must be
displayed: Matrix L, the solution of the system Ly = B, Matrix U, the solution of the
system Ux = y).
Transcribed Image Text:Problem 2) a) Write a function to factorize a matrix A into A=LU with Doolitle's method(not use the existed command in Matlab or Python), use your function to solve the next problem. b) An electrical engineer supervises the production of three types of electrical components. Three kinds of material-metal,plastic, and rubber-are required for production. The amounts needed to produce each component are: Metal, Plastic, Rubber, Component g/component g/component g/component 1 15 0.30 1.0 2 17 0.40 1.2 3 19 0.55 1.5 If totals of 3.89, 0.095, and 0.282 kg of metal, plastic, and rubber, respectively, are available each day, how many components can be produced per day?(The following results must be displayed: Matrix L, the solution of the system Ly = B, Matrix U, the solution of the system Ux = y).
Expert Solution
Step 1

Given That :

component Metal plastic  Rubber
1 15 0.30 1
2 17 0.40 1.2
3 19 0.55 1.5
Total 3.89 0.095 0.282

To find:

a)

Function to factorize a matrix A into A=LU with Doolitle’s method and 

b)

Find the number of components per day

 

steps

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