Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

gjhfdfg

  • one year ago

Find the inverse of the matrix, if possible.

  • This Question is Closed
  1. gjhfdfg
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    |dw:1361290667470:dw|

  2. nubeer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    can you find the determinant of this matrix?

  3. gjhfdfg
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Dont I swap the places of 0 & 5 & change the signs of 2 & 6?

  4. nubeer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes u also do that but in second step.. you have to swap and u also needd determinent too.

  5. nubeer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1361291122643:dw|

  6. gjhfdfg
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    a = ad - bc right? for the determinent?

  7. nubeer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes.

  8. gjhfdfg
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    So its just 12? -5 * 0 = 0, -2 * -6 = 12 0-12 = 12?

  9. gjhfdfg
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Ah, I figured it out. thanks.!

  10. nubeer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    lol ya and sorry didn't got the notif.. and you're welcome.

  11. gjhfdfg
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Hah no problem, I dont get mine most of time.

  12. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.