The matrix 7,-2,3,k is singular than k what is answer
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Step-by-step explanation:
If the determinant value of a matrix is 0 then the matrix is singular. ... For X=[73−2k], the det(X)=|X| value is 0. |X|=7×k−(−2)×3=7k+6. So, 7k+6=0⇒k=−67.
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