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Matrices & Determinants

Grade 12

Question:

$A = [a_{ij}]_{m \times n}$ is a square matrix, if

m < n

m > n

m = n

None of these

Step-by-Step Solution

Key Concept: A matrix is defined as a square matrix if and only if its total number of rows equals its total number of columns, represented as m = n.

For a square matrix number of columns = number of rows.

Correct Answer: C