Monday
September 15, 2014

Homework Help: Algebra help needed please!!

Posted by Kris on Thursday, March 28, 2013 at 7:38am.

I have a few questions I need help with!

1. Solve the system by triangularizing the augmented matrix and using back substitution. If the system is linearly dependent, give the solution in terms of a parameter.
-3x+y-z=-4
6x-2y+2z=8
-12x+4y-4z=-16

2. Solve the system by triangularizing the augmented matrix and using back substitution.
6x=y-4
3y=-13-7x

3. What row operation would produce zero beneath the first entry in the diagonal?
1 2 | -1
8 -2 | -2

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Algebra - I have a few questions I need help with! 1. Solve the system by ...
Algebra multiple choice! - I have a few questions I need help with! Please ...
Algebra Multiple choice revised!! HELP - I have a few questions I need help with...
Algebra help! - Please help and I would appreciate an explanation as to how you ...
Algebra help! - 1.) Solve the system by triangularizing the augmented matrix and...
Reiny please help!Algebra - I need help with these! I got B for 1. C for 2. ...
Algebra help - I need to solve the system by triangularizing the augmented ...
Algebra - 2 questions I need some help with please! 1. Find the partial sum S5. ...
Algebra Multiple Choice help!! - I need help with these! I got B for 1. C for 2...
Algebra Multiple choice!!! Help - 1.) Find the values of a, b, and c that will ...

Search
Members