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Perform the Indicated Elementary Row Operations (6)R3+R1[5160847102]\begin{array}{l}(-6) R_{3}+R_{1} \\{\left[\begin{array}{rrr}5 & -1 & 6 \\0 & 8 & -4 \\7 & -10 & -2\end{array}\right]}\end{array}

Question 345

Multiple Choice

Perform the indicated elementary row operations.
- (6) R3+R1[5160847102]\begin{array}{l}(-6) R_{3}+R_{1} \\{\left[\begin{array}{rrr}5 & -1 & 6 \\0 & 8 & -4 \\7 & -10 & -2\end{array}\right]}\end{array}


A) [3116248419102]\left[\begin{array}{rrr}-31 & -1 & 6 \\24 & 8 & -4 \\19 & -10 & -2\end{array}\right]

B) [476160847102]\left[\begin{array}{rrr}47 & -61 & -6 \\0 & 8 & -4 \\7 & -10 & -2\end{array}\right]

C) [3759180847102]\left[\begin{array}{rrr}-37 & 59 & 18 \\0 & 8 & -4 \\7 & -10 & -2\end{array}\right]

D) [51608423438]\left[\begin{array}{rrr}5 & -1 & 6 \\0 & 8 & -4 \\-23 & -4 & -38\end{array}\right]


Correct Answer:

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