I know the determinant of this matrix is zero. Can someone explain how to obtain it?
Step 1 :
Divide $C_5$ with 2.
Step 2 :
Since $C_5$ and $C_{11}$ are same, determinant of given matrix is 0.
Why determinant is zero when two rows or columns are same?
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Step 1 :
Divide $C_5$ with 2.
Step 2 :
Since $C_5$ and $C_{11}$ are same, determinant of given matrix is 0.
Why determinant is zero when two rows or columns are same?