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Matrix Definition and Representation

If A is a m...

Question

If $A$ is a matrix or order $3 \times 3$ then number of minors in determinant of $A$ are__________

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Solution

If $A$ is a matrix or order $3 \times 3$ then number of minors in determinant of $A$ are $9$ .
[Since in a $3 \times 3$ matrix , these are $9$ elements ]

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