A person is ordered by a doctor to take 10 units of vitamin A, 9 units of vitamin D and 19 units of vitamin E each day. The person can choose from three brands of vitamin pills. Brand X contains 2 units of vitamin A, 3 units of vitamin D and 5 units of vitamin E. Brand Y has 1, 3 and 4 units respectively and Brand Z has 1 unit of vitamin A, none of vitamin D and 1 of vitamin E. (i) (ii) (iii) Write down the system of equations. Write down the augmented matrix. Use elementary row operations to convert the matrix to reduced row echelon form.
A person is ordered by a doctor to take 10 units of vitamin A, 9 units of vitamin D and 19 units of vitamin E each day. The person can choose from three brands of vitamin pills. Brand X contains 2 units of vitamin A, 3 units of vitamin D and 5 units of vitamin E. Brand Y has 1, 3 and 4 units respectively and Brand Z has 1 unit of vitamin A, none of vitamin D and 1 of vitamin E. (i) (ii) (iii) Write down the system of equations. Write down the augmented matrix. Use elementary row operations to convert the matrix to reduced row echelon form.
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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Please assist with iii
Transcribed Image Text:A person is ordered by a doctor to take 10 units of vitamin A, 9 units of vitamin D and 19 units
of vitamin E each day. The person can choose from three brands of vitamin pills. Brand X
contains 2 units of vitamin A, 3 units of vitamin D and 5 units of vitamin E. Brand Y has 1, 3
and 4 units respectively and Brand Z has 1 unit of vitamin A, none of vitamin D and 1 of vitamin
E.
(i)
(ii)
(iii)
(iv)
Write down the system of equations.
Write down the augmented matrix.
Use elementary row operations to convert the matrix to reduced row echelon form.
Determine the solution to the system of equations.
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i cannot diffreciate between your Z's and T's in part iv explanation. Please help
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