SOLUTION: Using Gauss-Jordan elimination, put the following matrix in reduced row-echelon form. Thanks a lot. {{{(matrix(3,5, 2,-1, 3,"|",24, 0, 2,-1,"|",14, 7,-5, 0,"|", 6))}}}

Algebra ->  Matrices-and-determiminant -> SOLUTION: Using Gauss-Jordan elimination, put the following matrix in reduced row-echelon form. Thanks a lot. {{{(matrix(3,5, 2,-1, 3,"|",24, 0, 2,-1,"|",14, 7,-5, 0,"|", 6))}}}       Log On


   

Question 1078231: Using Gauss-Jordan elimination, put the following
matrix in reduced row-echelon form. Thanks a lot.
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
On your TI-84 graphing calculator, press 
the following keys in this exact order: 


ON
CLEAR
2ND
x-1
►  (Right arrow key)
►  (Right arrow key)
1
3
►  (Right arrow key)
4
►  (Right arrow key)
►  (Right arrow key)
2                       <--upper left element of matrix
ENTER
(-)
1
ENTER
3
ENTER
24
ENTER
0
ENTER
2
ENTER
-1
ENTER
14
ENTER
7
ENTER
(-)
5
ENTER
0
ENTER
6                       <--lower right element of matrix            
ENTER       
2ND
MODE
2ND
x-1
►  (Right arrow key)
ALPHA
APPS
2ND
x-1
1
)
MATH
ENTER
ENTER

Edwin