For the following matrix,
[1, 3, 1]
[4.1,2]
[0, 2,2]
Perform the row operation: 4R1+R2→R2 (there are 9 boxes)
thank you,
I don't get it at all
Perform the row operation: 4R1+R2→R2
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1 answer

4R1 = 4[1,3,1] = [4,12,4]
4R1+R2 = [4,12,4]+[4,1,2] = [0,13,2]
Replace R2 by the results
Enter the 9 matrix values (only row 2 has changed) 👍
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answered by oobleck
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