Wednesday

October 22, 2014

October 22, 2014

Posted by **Kristen** on Wednesday, March 27, 2013 at 9:39pm.

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**

**Related Questions**

Algebra help needed please!! - I have a few questions I need help with! 1. Solve...

Algebra multiple choice! - I have a few questions I need help with! Please ...

Algebra help! - 1.) Solve the system by triangularizing the augmented matrix and...

Algebra Multiple choice revised!! HELP - I have a few questions I need help with...

Reiny please help!Algebra - I need help with these! I got B for 1. C for 2. ...

Algebra Multiple Choice help!! - 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 Multiple choice!!! Help - 1.) Find the values of a, b, and c that will ...

Algebra help! - Please help and I would appreciate an explanation as to how you ...

Algebra - 2 questions I need some help with please! 1. Find the partial sum S5. ...