If $A$ is a matrix of order $m\times n$, then its transpose $A'$ has order:
A$n\times m$
B$m\times m$
C$m\times n$
D$n\times n$
Answer & Solution
Correct answer: A. $n\times m$
Transposing swaps rows and columns, so an m×n matrix becomes n×m.
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