Find all elements less than 0 or greater than 10 and replace them with NaN
Sum the 'edge' values of a matrix
Finding perimeter of a rectangle
multiply by three
Matlab Basics - Set unwanted parts of a vector to zero
Matlab Basics - Pick out parts of a vector
Matlab Basics II - Extract last 3 elements of a vector
Matlab Basics - Absolute Value
Matlab Basics - Convert a row vector to a column vector
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