A community for students. Sign up today!
Here's the question you clicked on:
 0 viewing
 2 years ago
Solve the system of equations using matrices. Use GaussJordan elimination
3x7y7z = 7
6x+4y3z=67
6x3y+z=62
 2 years ago
Solve the system of equations using matrices. Use GaussJordan elimination 3x7y7z = 7 6x+4y3z=67 6x3y+z=62

This Question is Closed

across
 2 years ago
Best ResponseYou've already chosen the best response.1Hint:\[\begin{bmatrix} 3 & 7 & 7\\ 6 & 4 & 3\\ 6 & 3 & 1 \end{bmatrix}\begin{bmatrix} x\\ y\\ z \end{bmatrix}=\begin{bmatrix} 7\\ 67\\ 62 \end{bmatrix}.\]

nincompoop
 2 years ago
Best ResponseYou've already chosen the best response.2did you use Michael Jordan Elimination method to arrive at x=7?

moser90
 2 years ago
Best ResponseYou've already chosen the best response.0the book I am using is really confusing it says I have to get 1 on top but I don't know how

moser90
 2 years ago
Best ResponseYou've already chosen the best response.0I see how to do it when the number is 0 or 1 but I don't know how to start with the 3

psi9epsilon
 2 years ago
Best ResponseYou've already chosen the best response.0@across almost gave you the cramers rule use it to find values of x, y, and z

moser90
 2 years ago
Best ResponseYou've already chosen the best response.0okay I used that but my answers I think are what is confusing me these are my choices a. {(7,1,7)} b. {14,7,7)} c. {(7,7,14)} d. {(7,7,1)}

across
 2 years ago
Best ResponseYou've already chosen the best response.1If you have choices, all you have to do is substitute, I mean, slamdunk them and check!

moser90
 2 years ago
Best ResponseYou've already chosen the best response.0I did that and none of them equal up

moser90
 2 years ago
Best ResponseYou've already chosen the best response.0that is the way they are

Hero
 2 years ago
Best ResponseYou've already chosen the best response.0I'm interested in knowing that this Michael Jordan method is
Ask your own question
Ask a QuestionFind 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
 Engagement 19 Mad Hatter
 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.