Write a function that returns that number of rows in a vector or matrix x
x = [1; 2; 3]
output = 3
Product of Array
Finding an element in a vector
Matlab Basics II - Free Fall
Replace every 3rd element in a vector with 4
Matlab Basics II - Max & Index of Max
Matlab Basics II - Extract last 3 elements of a vector
Matlab Basics II - Minimum
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