Write a function that returns that number of rows in a vector or matrix x
x = [1; 2; 3]
output = 3
Back to basics 12 - Input Arguments
Fibonacci-Sum of Squares
Sum the 'edge' values of a matrix
Replace every 3rd element in a vector with 4
Matlab Basics - Convert a row vector to a column vector
Matlab Basics - Rounding I
Matlab Basics - Rounding II
Matlab Basics II - Extract last 3 elements of a vector
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