State and perform the next elementary row operations that should be performed to put the matrix in diagonal form

1 2 -3 3
2 -4 6 8
3 6 15 12

4 answers

well, in that first column I would like to see
1
0
0

so I would multiply row 1 by 2
subtract the result from row two
and put that result where row 2 is

then I would multiply row 1 by 3 instead of by 2 and subtract the result from row three, placing the result in row three.
Damon,

Thank you for your help! Your explanation really helped me to understand the problem.
Would you be willing to help me with my question?
Yes, thank you Damon for your help with this. Hope you had a great 4th of July.

Krystal
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