What does the following Matlab code do? a=[1 2; 2 1] 1.Multiplies 12 by 21 2.Creates a 1x2 matrix 3.Creates a 2x1 matrix 4.Creates a 2x2 matrix

Database System Concepts
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Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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What does the following Matlab code do?

a=[1 2; 2 1]


1.Multiplies 12 by 21
2.Creates a 1x2 matrix
3.Creates a 2x1 matrix
4.Creates a 2x2 matrix
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What does the following Matlab code do?

a=[1 2; 2 1]


1.Multiplies 12 by 21
2.Creates a 1x2 matrix
3.Creates a 2x1 matrix
4.Creates a 2x2 matrix
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