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प्रश्न
`A = [a_(ij)]_(m xx n)` is a square matrix, if ______.
विकल्प
m < n
m > n
m = n
None of these
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उत्तर
`A = [a_(ij)]_(m xx n)` is a square matrix, if m = n.
Explanation:
It is known that a given matrix is said to be a square matrix if the number of rows is equal to the number of columns.
Therefore, `A = [a_(ij)]_(m xx n)` is a square matrix, if m = n.
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