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Algebra (all content)

Course: Algebra (all content) > Unit 20

Lesson 3: Elementary matrix row operations
Math
Algebra (all content)
Matrices
Elementary matrix row operations
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Matrix row operations

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Problem

Perform the row operation, R, start subscript, 1, end subscript, \leftrightarrow, R, start subscript, 2, end subscript, on the following matrix.
[47−21−3−4307184]\left[\begin{array} {ccc} 4 & 7 & -2 & 1 \\ -3 & -4 & 3 & 0 \\ 7 & 1 & 8 & 4 \end{array} \right]
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