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If a matrix has 18 elements, what are the possible orders it can have? What, if it has 5 elements?

3. If a matrix has 18 elements, what are the possible orders it can have? What, if it has 5 elements?

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 A  matrix has 18 elements.

The possible orders are as given below

1\times 18,18\times 1,2\times 9,9\times 2,3\times 6\, \, \, and\, \, \, \, 6\times 3

 If it has 5 elements, then possible orders are : 

 1\times 5\, \, \, and \, \, \, \, 5\times 1.

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