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gjhfdfg Group Title

Find the inverse of the matrix, if possible.

  • one year ago
  • one year ago

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  1. gjhfdfg Group Title
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    |dw:1361290667470:dw|

    • one year ago
  2. nubeer Group Title
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    can you find the determinant of this matrix?

    • one year ago
  3. gjhfdfg Group Title
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    Dont I swap the places of 0 & 5 & change the signs of 2 & 6?

    • one year ago
  4. nubeer Group Title
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    yes u also do that but in second step.. you have to swap and u also needd determinent too.

    • one year ago
  5. nubeer Group Title
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    |dw:1361291122643:dw|

    • one year ago
  6. gjhfdfg Group Title
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    a = ad - bc right? for the determinent?

    • one year ago
  7. nubeer Group Title
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    yes.

    • one year ago
  8. gjhfdfg Group Title
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    So its just 12? -5 * 0 = 0, -2 * -6 = 12 0-12 = 12?

    • one year ago
  9. gjhfdfg Group Title
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    Ah, I figured it out. thanks.!

    • one year ago
  10. nubeer Group Title
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    lol ya and sorry didn't got the notif.. and you're welcome.

    • one year ago
  11. gjhfdfg Group Title
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    Hah no problem, I dont get mine most of time.

    • one year ago
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spraguer (Moderator)
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