Write a function that returns that number of rows in a vector or matrix x
x = [1; 2; 3]
output = 3
Remove the vowels
Generate a random matrix A of (1,-1)
Replacing a row
Matlab Basics - Absolute Value
Matlab Basics II - Unit Conversion
Matlab Basics - Pick out parts of a vector
Matlab Basics II - Determine if an array has a 3rd dimension
Matlab Basics II - Extract last 3 elements of a vector
Matlab Basics - Set unwanted parts of a vector to zero
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