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Home  >>  CBSE XII  >>  Math  >>  Matrices
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If a matrix has 18 elements,what are the possible orders it can have?

Note: This question (q3) has been split into two parts
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  • If a matrix is of order m×n, the number of elements of the matrix is the product m×n. To find the possible orders we have to find all ordered pair of natural numbers whose product is mxn
A matrix containing 18 elements can have any of the following orders: 1x18, 18x1, 2x9, 9x2, 3x6, 6x3
answered Feb 27, 2013 by balaji.thirumalai
 

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