1] Use Gaussian Elimination Method. 7X + 5Y + 2Z = 10 = 5 0.7X0.4Y+0.9Z 5X + Y + 8Z = 8 -X+Y+Z = 0.70 9X 12Y15Z = - 22 -
1] Use Gaussian Elimination Method. 7X + 5Y + 2Z = 10 = 5 0.7X0.4Y+0.9Z 5X + Y + 8Z = 8 -X+Y+Z = 0.70 9X 12Y15Z = - 22 -
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
use 5 decimal point and no fraction on final answer
![62%
DI 8:16
1] Use Gaussian Elimination Method.
7X + 5Y + 2Z = 10
0.7X0.4Y+0.9Z = 5
5X + Y + 8Z = 8
-X+Y+Z = 0.70
9X 12Y+ 15Z = - 22
2] Find the values of X, Y, and Z.
(3+1)X-3Y+(2+i)Z = 3+4i
2X + Y Z = 2+i
3X + (1+i)Y - 4Z = 5 + 2i
3] Use determinants to find the
values of X, Y, Z, W, M.
14X7Y+ 5Z-11W + 21M = 33
-3X + 5Y-13Z - 15W-9M = 21
16X + 16Y 19Z-4W +12M =
26
2X + 17Y+8Z + 13W - 6M = 19
10X - 20Y + 5Z - 30W + 15M = 20
4] Solve the equation, and find the
values of x and y.
ex + ln y = 2
sin(x) + cos(y) = 1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F64bfe502-e735-4301-8b9b-d0b7ecff4cec%2Ff7f4b268-9e59-400e-b599-dafd3297ec5a%2Fcjb8qkr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:62%
DI 8:16
1] Use Gaussian Elimination Method.
7X + 5Y + 2Z = 10
0.7X0.4Y+0.9Z = 5
5X + Y + 8Z = 8
-X+Y+Z = 0.70
9X 12Y+ 15Z = - 22
2] Find the values of X, Y, and Z.
(3+1)X-3Y+(2+i)Z = 3+4i
2X + Y Z = 2+i
3X + (1+i)Y - 4Z = 5 + 2i
3] Use determinants to find the
values of X, Y, Z, W, M.
14X7Y+ 5Z-11W + 21M = 33
-3X + 5Y-13Z - 15W-9M = 21
16X + 16Y 19Z-4W +12M =
26
2X + 17Y+8Z + 13W - 6M = 19
10X - 20Y + 5Z - 30W + 15M = 20
4] Solve the equation, and find the
values of x and y.
ex + ln y = 2
sin(x) + cos(y) = 1
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