The rank of the following matrix [123246369]⎣⎡ 123 246 369 ⎦⎤ is
Question
The rank of the following matrix [123246369]⎣⎡ 123 246 369 ⎦⎤ is
Solution
The matrix you've provided is a 1x3 matrix, which looks like this:
1 2 3 2 4 6 3 6 9
The rank of a matrix is the maximum number of linearly independent rows or columns. In this case, all rows (and columns) are multiples of each other. Therefore, the rank of this matrix is 1.
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