DeterminantHard

Question

The number of different possible orders of matrices having 12 identical elements is

Options

A.3
B.1
C.6
D.none of these

Solution

It is a 12 elements matrices. Possible orders are 1 × 12, 12 × 1, 2 × 6, 6 × 2, 3 × 4 and 4 × 3.
∴ Number of possible orders is 6.

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