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anonymous

  • 4 years ago

I need help with LU factorization

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  1. anonymous
    • 4 years ago
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    |dw:1328685001683:dw|

  2. anonymous
    • 4 years ago
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    are so saying, how to simplify this and find the discriminant?

  3. anonymous
    • 4 years ago
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    matrix problem right?

  4. anonymous
    • 4 years ago
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    umm no A=LU the matrix A = to the lower traingle matrix multiplies by the upper triangle matrix

  5. anonymous
    • 4 years ago
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    LU?

  6. anonymous
    • 4 years ago
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    L=lower triangle matrix U= uppertriangle matrix

  7. anonymous
    • 4 years ago
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    |dw:1328686708737:dw|

  8. anonymous
    • 4 years ago
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    you are welcome . first one lower .. second one upper...

  9. anonymous
    • 4 years ago
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    Yay thanks waleed :D

  10. anonymous
    • 4 years ago
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    thnx for medal ... the smartest . cute est ... humblest :P

  11. anonymous
    • 4 years ago
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    hehe the prettiest

  12. anonymous
    • 4 years ago
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    miltiply |dw:1328686872400:dw| minus|dw:1328686938018:dw|. is this the process you've made waleed kha?

  13. anonymous
    • 4 years ago
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    No.

  14. anonymous
    • 4 years ago
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    That is to find the determinanat

  15. anonymous
    • 4 years ago
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    wanna to explain it ?

  16. anonymous
    • 4 years ago
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    plz explain :D

  17. anonymous
    • 4 years ago
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    first row by first column. must be equal the first no in given Matrix

  18. anonymous
    • 4 years ago
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    |dw:1328687221393:dw|

  19. anonymous
    • 4 years ago
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    |dw:1328687327575:dw| 2 times 1 + zero + zero = 2 same as give matrix

  20. anonymous
    • 4 years ago
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    |dw:1328687391301:dw| 2 times 0.5 + zero times x + zero = 1

  21. anonymous
    • 4 years ago
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    |dw:1328687471716:dw| 2 times 2 + zero times x + zero times y = 4 dont worry for x and y .. we just show that we dont care for its value.

  22. anonymous
    • 4 years ago
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    do you have any attachment that i could refer to?

  23. anonymous
    • 4 years ago
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    http://en.wikipedia.org/wiki/LU_decomposition

  24. anonymous
    • 4 years ago
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    |dw:1328687756969:dw| -1 times 1 + zero + zero = -1

  25. anonymous
    • 4 years ago
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    |dw:1328687791184:dw| -1 times 0.5 + 4.5 times 1 = 4 here it is i mistake in my answer up in first replay.

  26. anonymous
    • 4 years ago
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    |dw:1328687926717:dw| \[\huge {-1 \times 4 + 4.5\times x= -2} \] \[x= \frac {1}{2.25} \]

  27. anonymous
    • 4 years ago
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    I never learnt this method

  28. anonymous
    • 4 years ago
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    |dw:1328688188380:dw| as long as the answer should be zero

  29. anonymous
    • 4 years ago
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    |dw:1328688226631:dw| zero times 0.5 + 5 times 1 + unknown times zero = 5

  30. anonymous
    • 4 years ago
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    |dw:1328688305904:dw| solve for x y zero times 4 + 5 times 1/2.25 + x times y = 2 x times y = 1/4.5 let x = 1 y = 1/4.5

  31. anonymous
    • 4 years ago
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    This is it . . its simple, hope you get it . thnx for your listening time

  32. anonymous
    • 4 years ago
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    lol thank you :D

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