Suppose that you wanted to use this row [ -2 4 6 2 | 14] toeliminate as many ele

Question

Suppose that you wanted to use this row [ -2 4 6 2 | 14] toeliminate as many elements as possible in this row [2 4 -6 1 | 12];how would you do this? A) Multiply through by -1 and add the rows together
B) Simply add the rows together
C) Simply subtract the first row from the second row
D) Multiply through by 2 and then subtract the first (modified) rowfrom the second row

Suppose that you wanted to use this row [ -2 4 6 2 | 14] toeliminate as many elements as possible in this row [2 4 -6 1 | 12];how would you do this? A) Multiply through by -1 and add the rows together
B) Simply add the rows together
C) Simply subtract the first row from the second row
D) Multiply through by 2 and then subtract the first (modified) rowfrom the second row

A) Multiply through by -1 and add the rows together
B) Simply add the rows together
C) Simply subtract the first row from the second row
D) Multiply through by 2 and then subtract the first (modified) rowfrom the second row

Explanation / Answer

[ -2 4 6 2 | 14] [2 4 -6 1 | 12] Simply add the rows together [0 8 0 3 | 26];

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