The rank of matrix \left[\begin{array}{cccc}1 & 2 & 2 & 3 \ 3 & 4 & 2 & 5 \ 5 & 6 & 2 & 7 \ 7 & 8 & 2 & 9 \ ]\end{array} is ___.

GATE Civil Engineering (CE) 2021 Shift 1 Solved Paper

Question : 11 of 65

Marks: +1, -0

The rank of matrix

{[\table 1 , 2 , 2 , 3 ; 3 , 4 , 2 , 5 ; 5 , 6 , 2 , 7 ; 7 , 8 , 2 , 9 ; ]}

is ___.

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